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CVE-2006-2314

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and...

7.5 HighFix available

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and earlier versions allows context-dependent attackers to bypass SQL injection protection methods in applications that use multibyte encodings that allow the "" (backslash) byte 0x5c to be the trailing byte of a multibyte character, such as SJIS, BIG5, GBK, GB18030, and UHC, which cannot be handled correctly by a client that does not understand multibyte encodings, aka a second variant of "Encoding-Based SQL Injection." NOTE: it could be argued that this is a class of issue related to interaction errors between the client and PostgreSQL, but a CVE has been assigned since PostgreSQL is treating this as a preventative measure against this class of problem.

Exploit likelihood

2.79%Up 0.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.5

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and earlier versions allows context-dependent attackers to bypass SQL injection protection methods in applications that use multibyte encodings that allow the "" (backslash) byte 0x5c to be the trailing byte of a multibyte character, such as SJIS, BIG5, GBK, GB18030, and UHC, which cannot be handled correctly by a client that does not understand multibyte encodings, aka a second variant of "Encoding-Based SQL Injection." NOTE: it could be argued that this is a class of issue related to interaction errors between the client and PostgreSQL, but a CVE has been assigned since PostgreSQL is treating this as a preventative measure against this class of problem.

Record
CVE-2006-2314
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List No score

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and earlier versions allows context-dependent attackers to bypass SQL injection protection methods in applications that use multibyte encodings that allow the "" (backslash) byte 0x5c to be the trailing byte of a multibyte character, such as SJIS, BIG5, GBK, GB18030, and UHC, which cannot be handled correctly by a client that does not understand multibyte encodings, aka a second variant of "Encoding-Based SQL Injection." NOTE: it could be argued that this is a class of issue related to interaction errors between the client and PostgreSQL, but a CVE has been assigned since PostgreSQL is treating this as a preventative measure against this class of problem.

Record
CVE-2006-2314
Updated
2026-11-02
EUVDEUVD-2006-2315 No score

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and earlier versions allows context-dependent attackers to bypass SQL injection protection methods in applications that use multibyte encodings that allow the "" (backslash) byte 0x5c to be the trailing byte of a multibyte character, such as SJIS, BIG5, GBK, GB18030, and UHC, which cannot be handled correctly by a client that does not understand multibyte encodings, aka a second variant of "Encoding-Based SQL Injection." NOTE: it could be argued that this is a class of issue related to interaction errors between the client and PostgreSQL, but a CVE has been assigned since PostgreSQL is treating this as a preventative measure against this class of problem.

Record
EUVD-2006-2315
Updated
2026-11-03
GitHub AdvisoriesGHSA-f4wq-jrxj-pf8j No score

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and...

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and earlier versions allows context-dependent attackers to bypass SQL injection protection methods in applications that use multibyte encodings that allow the "" (backslash) byte 0x5c to be the trailing byte of a multibyte character, such as SJIS, BIG5, GBK, GB18030, and UHC, which cannot be handled correctly by a client that does not understand multibyte encodings, aka a second variant of "Encoding-Based SQL Injection." NOTE: it could be argued that this is a class of issue related to interaction errors between the client and PostgreSQL, but a CVE has been assigned since PostgreSQL is treating this as a preventative measure against this class of problem.

Record
GHSA-f4wq-jrxj-pf8j
Updated
2026-11-02
OSV No score

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and earlier versions allows context-dependent attackers to bypass SQL injection protection methods in applications that use multibyte encodings that allow the "" (backslash) byte 0x5c to be the trailing byte of a multibyte character, such as SJIS, BIG5, GBK, GB18030, and UHC, which cannot be handled correctly by a client that does not understand multibyte encodings, aka a second variant of "Encoding-Based SQL Injection." NOTE: it could be argued that this is a class of issue related to interaction errors between the client and PostgreSQL, but a CVE has been assigned since PostgreSQL is treating this as a preventative measure against this class of problem.

Record
CVE-2006-2314
Updated
2026-11-02
OSVDEBIAN-CVE-2006-2314 No score

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and earlier versions allows context-dependent attackers to bypass SQL injection protection methods in applications that use multibyte encodings that allow the "" (backslash) byte 0x5c to be the trailing byte of a multibyte character, such as SJIS, BIG5, GBK, GB18030, and UHC, which cannot be handled correctly by a client that does not understand multibyte encodings, aka a second variant of "Encoding-Based SQL Injection." NOTE: it could be argued that this is a class of issue related to interaction errors between the client and PostgreSQL, but a CVE has been assigned since PostgreSQL is treating this as a preventative measure against this class of problem.

Record
DEBIAN-CVE-2006-2314
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
pygresql
Debian:12
before 3.8-1.1
3.8-1.1
pygresql
Debian:13
before 3.8-1.1
3.8-1.1
pygresql
Debian:14
before 3.8-1.1
3.8-1.1
postgresql
Debian:3.1
From an advisory covering 2 CVEs
before 7.4.7-6sarge2, plus listed versions
7.4.7-6sarge1
7.4.7-6sarge2
rh-postgresql
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-contrib
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-debuginfo
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-devel
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-docs
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-jdbc
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
Show 90 moreShow less
Affected packages
PackageAffectedFixed
rh-postgresql-libs
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-pl
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-python
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-server
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-tcl
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-test
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-contrib
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-debuginfo
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-devel
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-docs
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-jdbc
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-libs
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-pl
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-python
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-server
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-tcl
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-test
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-contrib
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-debuginfo
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-devel
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-docs
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-jdbc
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-libs
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-pl
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-python
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-server
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-tcl
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-test
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-contrib
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-debuginfo
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-devel
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-docs
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-jdbc
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-libs
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-pl
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-python
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-server
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-tcl
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
rh-postgresql-test
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
before 0:7.3.15-2
0:7.3.15-2
postgresql
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-contrib
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-debuginfo
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-devel
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-docs
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-jdbc
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-libs
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-pl
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-python
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-server
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-tcl
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-test
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-contrib
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-debuginfo
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-devel
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-docs
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-jdbc
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-libs
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-pl
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-python
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-server
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-tcl
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-test
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-contrib
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-debuginfo
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-devel
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-docs
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-jdbc
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-libs
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-pl
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-python
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-server
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-tcl
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-test
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-contrib
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-debuginfo
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-devel
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-docs
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-jdbc
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-libs
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-pl
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-python
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-server
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-tcl
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1
postgresql-test
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
before 0:7.4.13-2.RHEL4.1
0:7.4.13-2.RHEL4.1

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2006-2314 is a high vulnerability (CVSS 7.5) in Postgresql, published May 24, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.79%, the 86th percentile. Fixed in pygresql 3.8-1.1.

References

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