CVE-2007-4769
The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1...
6.8 Medium
CVE-2007-4769 is a medium vulnerability (CVSS 6.8) in Postgresql, published January 9, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.64%, the 89th percentile. No source names a fixed version.
- Severity
- 6.8 MediumCVSS 2.0, NVD
- Exploit chance
- 3.64%EPSS, 89th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (backend crash) via an out-of-bounds backref number.
Exploit likelihood
3.64%Up 1.1 points since Feb 4, 2022
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
postgresql-8.1Debian:4.0 From an advisory covering 6 CVEs | before 8.1.11-0etch1, plus listed versions 8.1.10-0etch18.1.10-18.1.8-18.1.8-28.1.9-0etch18.1.9-0etch28.1.9-1 | 8.1.11-0etch1 |
postgresql-7.4Debian:4.0 From an advisory covering 6 CVEs | before 7.4.19-0etch1 | 7.4.19-0etch1 |
postgresqlDebian:3.1 From an advisory covering 6 CVEs | before 7.4.7-6sarge6, plus listed versions 7.4.7-6sarge17.4.7-6sarge27.4.7-6sarge37.4.7-6sarge47.4.7-6sarge5 | 7.4.7-6sarge6 |
postgresqlRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-contribRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-debuginfoRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-develRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-docsRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-jdbcRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-libsRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
Show 76 moreShow less
| Package | Affected | Fixed |
|---|---|---|
postgresql-plRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-pythonRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-serverRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-tclRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-testRed Hat:enterprise_linux:4::as From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresqlRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-contribRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-debuginfoRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-develRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-docsRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-jdbcRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-libsRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-plRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-pythonRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-serverRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-tclRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-testRed Hat:enterprise_linux:4::desktop From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresqlRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-contribRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-debuginfoRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-develRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-docsRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-jdbcRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-libsRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-plRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-pythonRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-serverRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-tclRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-testRed Hat:enterprise_linux:4::es From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresqlRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-contribRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-debuginfoRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-develRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-docsRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-jdbcRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-libsRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-plRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-pythonRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-serverRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-tclRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresql-testRed Hat:enterprise_linux:4::ws From an advisory covering 6 CVEs | before 0:7.4.19-1.el4_6.1 | 0:7.4.19-1.el4_6.1 |
postgresqlRed Hat:enterprise_linux:5::client_workstation From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-debuginfoRed Hat:enterprise_linux:5::client_workstation From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-develRed Hat:enterprise_linux:5::client_workstation From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-plRed Hat:enterprise_linux:5::client_workstation From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-serverRed Hat:enterprise_linux:5::client_workstation From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-testRed Hat:enterprise_linux:5::client_workstation From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresqlRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-contribRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-docsRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-libsRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-pythonRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-tclRed Hat:enterprise_linux:5::client From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresqlRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-contribRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-develRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-docsRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-libsRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-plRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-pythonRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-serverRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-tclRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresql-testRed Hat:enterprise_linux:5::server From an advisory covering 6 CVEs | before 0:8.1.11-1.el5_1.1 | 0:8.1.11-1.el5_1.1 |
postgresqlRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
postgresql-contribRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
postgresql-debuginfoRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
postgresql-develRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
postgresql-docsRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
postgresql-libsRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
postgresql-plRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
postgresql-pythonRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
postgresql-serverRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
postgresql-tclRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
postgresql-testRed Hat:rhel_application_stack:1 From an advisory covering 6 CVEs | before 0:8.1.11-1.el4s1.1 | 0:8.1.11-1.el4s1.1 |
What each source reports
NVD Score used
The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (backend crash) via an out-of-bounds backref number.
- Record
CVE-2007-4769- CVSS 2.0
- 6.8 Medium
AV:N/AC:L/Au:S/C:N/I:N/A:C - Weakness
- CWE-189
- Updated
- 2026-11-02
CVE ListNo score
The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (backend crash) via an out-of-bounds backref number.
- Record
CVE-2007-4769- Updated
- 2026-11-02
EUVDEUVD-2007-4750No score
The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (backend crash) via an out-of-bounds backref number.
- Record
EUVD-2007-4750- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-66vv-jcch-hx6xNo score
The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1...
The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (backend crash) via an out-of-bounds backref number.
- Record
GHSA-66vv-jcch-hx6x- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| aliases | ||
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
mandriva.com/security/advisories?name=MDVSA-2008:004
debian.org/security/2008/dsa-1460
securityfocus.com/bid/27163
issues.rpath.com/browse/RPL-1768
redhat.com/support/errata/RHSA-2008-0038.html
secunia.com/advisories/28454
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postgresql.org/about/news.905
lists.opensuse.org/opensuse-security-announce/2008-02/msg00000.html
vupen.com/english/advisories/2008/0061
sourceforge.net/tracker/index.php?func=detail&aid=1810264&group_id=10894&atid=110894
sunsolve.sun.com/search/document.do?assetkey=1-26-103197-1
h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01420154
usn.ubuntu.com/568-1
exchange.xforce.ibmcloud.com/vulnerabilities/39499
securitytracker.com/id?1019157
security.gentoo.org/glsa/glsa-200801-15.xml
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9804
nvd.nist.gov/vuln/detail/CVE-2007-4769
github.com/advisories/GHSA-66vv-jcch-hx6x
access.redhat.com/errata/RHSA-2008:0038
bugzilla.redhat.com/show_bug.cgi?id=309141
security.access.redhat.com/data/csaf/v2/advisories/2008/rhsa-2008_0038.json
cve.org/CVERecord?id=CVE-2007-3278