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CVE-2020-14392

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able...

5.5 MediumFix available

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.55%Down 0.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.5

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability.

Record
CVE-2020-14392
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
2.1 LowAV:L/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-822, CWE-119
Updated
2026-11-02
CVE List No score

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability.

Record
CVE-2020-14392
Weakness
CWE-822
Updated
2026-11-02
EUVDEUVD-2020-6531 No score

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability.

Record
EUVD-2020-6531
Updated
2026-11-03
GitHub AdvisoriesGHSA-xm43-qc4p-9f7j No score

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able...

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability.

Record
GHSA-xm43-qc4p-9f7j
Weakness
CWE-119
Updated
2026-11-02
OSVALPINE-CVE-2020-14392 5.5

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability.

Record
ALPINE-CVE-2020-14392
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVBELL-CVE-2020-14392 5.5

CVE-2020-14392 does not affect BellSoft software

Record
BELL-CVE-2020-14392
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 12 moreShow less
OSV 5.5

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability.

Record
CVE-2020-14392
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2020-14392 5.5

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability.

Record
DEBIAN-CVE-2020-14392
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2020-14392 5.5

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability.

Record
UBUNTU-CVE-2020-14392
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVMGASA-2021-0048 No score

Updated perl-DBI packages fix security vulnerabilities

An issue was discovered in the DBI module before 1.643 for Perl. The hv_fetch() documentation requires checking for NULL and the code does that. But, shortly thereafter, it calls SvOK(profile), causing a NULL pointer dereference. (CVE-2019-20919).

An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability. (CVE-2020-14392).

A buffer overflow was found in perl-DBI < 1.643 in DBI.xs. A local attacker who is able to supply a string longer than 300 characters could cause an out-of-bounds write, affecting the availability of the service or integrity of data. (CVE-2020-14393).

Record
MGASA-2021-0048
Updated
2026-11-02
OSVopenSUSE-SU-2020:1483-1 No score

Security update for perl-DBI

This update for perl-DBI fixes the following issues:

Security issues fixed:

  • CVE-2020-14392: Memory corruption in XS functions when Perl stack is reallocated (bsc#1176412).
  • CVE-2020-14393: Fixed a buffer overflow on an overlong DBD class name (bsc#1176409).

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Record
openSUSE-SU-2020:1483-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:1502-1 No score

Security update for perl-DBI

This update for perl-DBI fixes the following issues:

Security issues fixed:

  • CVE-2020-14392: Memory corruption in XS functions when Perl stack is reallocated (bsc#1176412).
  • CVE-2020-14393: Fixed a buffer overflow on an overlong DBD class name (bsc#1176409).

This update was imported from the SUSE:SLE-15:Update update project.

Record
openSUSE-SU-2020:1502-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:14061-1 No score

perl-DBI-1.643-4.1 on GA media

These are all security issues fixed in the perl-DBI-1.643-4.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:14061-1
Updated
2026-11-02
OSVSUSE-SU-2020:14493-1 No score

Security update for perl-DBI

This update for perl-DBI fixes the following issues:

Security issues fixed:

  • CVE-2020-14392: Memory corruption in XS functions when Perl stack is reallocated (bsc#1176412).
  • CVE-2020-14393: Fixed a buffer overflow on an overlong DBD class name (bsc#1176409).
Record
SUSE-SU-2020:14493-1
Updated
2026-11-02
OSVSUSE-SU-2020:2645-1 No score

Security update for perl-DBI

This update for perl-DBI fixes the following issues:

Security issues fixed:

  • CVE-2020-14392: Memory corruption in XS functions when Perl stack is reallocated (bsc#1176412).
  • CVE-2020-14393: Fixed a buffer overflow on an overlong DBD class name (bsc#1176409).
Record
SUSE-SU-2020:2645-1
Updated
2026-11-02
OSVSUSE-SU-2020:2646-1 No score

Security update for perl-DBI

This update for perl-DBI fixes the following issues:

Security issues fixed:

  • CVE-2020-14392: Memory corruption in XS functions when Perl stack is reallocated (bsc#1176412).
  • CVE-2020-14393: Fixed a buffer overflow on an overlong DBD class name (bsc#1176409).
Record
SUSE-SU-2020:2646-1
Updated
2026-11-02
OSVSUSE-SU-2020:2661-1 No score

Security update for perl-DBI

This update for perl-DBI fixes the following issues:

Security issues fixed:

  • CVE-2020-14392: Memory corruption in XS functions when Perl stack is reallocated (bsc#1176412).
  • CVE-2020-14393: Fixed a buffer overflow on an overlong DBD class name (bsc#1176409).
Record
SUSE-SU-2020:2661-1
Updated
2026-11-02
OSVUSN-4503-1 No score

libdbi-perl vulnerability

It was discovered that Perl DBI module incorrectly handled certain calls. An attacker could possibly use this issue to execute arbitrary code.

Record
USN-4503-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
perl-dbi
Alpine:v3.12
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.13
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.14
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.15
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.16
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.17
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.18
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.19
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.20
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.21
before 1.643-r0
1.643-r0
Show 39 moreShow less
Affected packages
PackageAffectedFixed
perl-dbi
Alpine:v3.22
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.23
before 1.643-r0
1.643-r0
perl-dbi
Alpine:v3.24
before 1.643-r0
1.643-r0
libdbi-perl
Debian:12
before 1.643-1
1.643-1
libdbi-perl
Debian:13
before 1.643-1
1.643-1
libdbi-perl
Debian:14
before 1.643-1
1.643-1
libdbi-perl
Debian:9
From an advisory covering 3 CVEs
before 1.636-1+deb9u1, plus listed versions
1.636-1
1.636-1+deb9u1
perl-DBI
Mageia:7
From an advisory covering 3 CVEs
before 1.642.0-1.1.mga7
1.642.0-1.1.mga7
perl-DBI
SUSE:Linux Enterprise Point of Sale 11 SP3
From an advisory covering 2 CVEs
before 1.607-3.3.1
1.607-3.3.1
perl-DBI
SUSE:Linux Enterprise Server 11 SP4-LTSS
From an advisory covering 2 CVEs
before 1.607-3.3.1
1.607-3.3.1
perl-DBI
SUSE:Linux Enterprise Module for Basesystem 15 SP1
From an advisory covering 2 CVEs
before 1.639-3.8.1
1.639-3.8.1
perl-DBI
SUSE:Linux Enterprise High Performance Computing 15-ESPOS
From an advisory covering 2 CVEs
before 1.639-3.8.1
1.639-3.8.1
perl-DBI
SUSE:Linux Enterprise High Performance Computing 15-LTSS
From an advisory covering 2 CVEs
before 1.639-3.8.1
1.639-3.8.1
perl-DBI
SUSE:Linux Enterprise Server 15-LTSS
From an advisory covering 2 CVEs
before 1.639-3.8.1
1.639-3.8.1
perl-DBI
SUSE:Linux Enterprise Server for SAP Applications 15
From an advisory covering 2 CVEs
before 1.639-3.8.1
1.639-3.8.1
perl-DBI
SUSE:Linux Enterprise Module for Basesystem 15 SP2
From an advisory covering 2 CVEs
before 1.642-3.3.1
1.642-3.3.1
perl-DBI
SUSE:HPE Helion OpenStack 8
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:OpenStack Cloud 7
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:OpenStack Cloud 8
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:OpenStack Cloud 9
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:OpenStack Cloud Crowbar 8
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:OpenStack Cloud Crowbar 9
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Linux Enterprise Server for SAP Applications 12 SP2
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Linux Enterprise Server for SAP Applications 12 SP4
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Linux Enterprise Server 12 SP2-LTSS
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Linux Enterprise Server 12 SP2-BCL
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Linux Enterprise Server 12 SP3-LTSS
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Linux Enterprise Server 12 SP3-BCL
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Linux Enterprise Server 12 SP4-LTSS
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Linux Enterprise Server 12 SP5
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Linux Enterprise Server for SAP Applications 12 SP5
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
perl-DBI
SUSE:Enterprise Storage 5
From an advisory covering 2 CVEs
before 1.628-5.3.1
1.628-5.3.1
libdbi-perl
Ubuntu:Pro:14.04:LTS
before 1.630-1ubuntu0.1~esm1, plus listed versions
1.627-11.628-11.630-1
1.630-1ubuntu0.1~esm1
libdbi-perl
Ubuntu:16.04:LTS
before 1.634-1ubuntu0.1, plus listed versions
1.633-11.634-11.634-1build1
1.634-1ubuntu0.1
libdbi-perl
Ubuntu:18.04:LTS
before 1.640-1ubuntu0.1, plus listed versions
1.637-11.639-11.640-1
1.640-1ubuntu0.1
perl-DBI
openSUSE:Leap 15.2
From an advisory covering 2 CVEs
before 1.642-lp152.2.3.1
1.642-lp152.2.3.1
perl-DBI
openSUSE:Leap 15.1
From an advisory covering 2 CVEs
before 1.639-lp151.3.7.1
1.639-lp151.3.7.1
perl-DBI
openSUSE:Tumbleweed
From an advisory covering 3 CVEs
before 1.643-4.1
1.643-4.1

History

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

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

In short

CVE-2020-14392 is a medium vulnerability (CVSS 5.5) in Microsoft Perl-dbi, published September 11, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.55%, the 46th percentile. Fixed in perl-dbi 1.643-r0.

References

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