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Vulnerability record · CVE-2013-7491 · published 11 September 2020

CVE-2013-7491: Perl dbi out-of-bounds write vulnerability

Perl · Dbi

An issue was discovered in the DBI module before 1.628 for Perl. Stack corruption occurs when a user-defined function requires a non-trivial amount of memory and the Perl stack gets reallocated.

5.3 CVSS 3.1 Medium EPSS 2.7% · top 14.9% CWE-787 · Out-of-bounds write
5.3CVSS 3.1 base score, v2 5.0
2.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

An issue was discovered in the DBI module before 1.628 for Perl. Stack corruption occurs when a user-defined function requires a non-trivial amount of memory and the Perl stack gets reallocated.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/perl5-dbi/dbi/commit/401f1221311c71f760e21c98772f0f7e3cbead1d PatchThird Party Advisory
https://metacpan.org/pod/distribution/DBI/Changes#Changes-in-DBI-1.628-22nd-July-2013 Release Notes
https://rt.cpan.org/Public/Bug/Display.html?id=85562 Third Party Advisory
https://github.com/perl5-dbi/dbi/commit/401f1221311c71f760e21c98772f0f7e3cbead1d PatchThird Party Advisory
https://metacpan.org/pod/distribution/DBI/Changes#Changes-in-DBI-1.628-22nd-July-2013 Release Notes
https://rt.cpan.org/Public/Bug/Display.html?id=85562 Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2026-14739Perl dbi out-of-bounds write vulnerabilityDBI versions before 1.650 for Perl have a heap overflow when preparsing SQL statements with an extreme number of placeholders. The fix for CVE-2026-1…EPSS 0.41%9.8CVE-2026-9698Perl dbi out-of-bounds write vulnerabilityDBI versions before 1.648 for Perl saved errors in a limited-sized buffer. Error messages that were returned when RaiseError, PrintError or HandleErr…EPSS 0.82%9.8CVE-2026-10879Perl dbi out-of-bounds write vulnerabilityDBI versions before 1.648 for Perl have a heap overflow when preparsing SQL statements with more than 9 binders. The preparse method expands SQL plac…EPSS 0.49%9.1CVE-2026-14740Perl dbi out-of-bounds read vulnerabilityDBI versions before 1.650 for Perl read one byte out-of-bounds in preparse when deleting an initial SQL comment. The preparse method normalises SQL a…EPSS 0.39%8.8CVE-2026-14380Perl dbi vulnerabilityDBI versions before 1.650 for Perl are vulnerable to code injection via caller-influenced Profile. When a string is assigned to a DBI handle's Profil…EPSS 0.50%6.1CVE-2014-10402Perl dbi incorrect permission assignment vulnerabilityAn issue was discovered in the DBI module through 1.643 for Perl. DBD::File drivers can open files from folders other than those specifically passed …EPSS 0.48%6.1CVE-2014-10401Perl dbi incorrect permission assignment vulnerabilityAn issue was discovered in the DBI module before 1.632 for Perl. DBD::File drivers can open files from folders other than those specifically passed v…EPSS 0.44%5.3CVE-2013-7490Perl dbi memory buffer overflow vulnerabilityAn issue was discovered in the DBI module before 1.632 for Perl. Using many arguments to methods for Callbacks may lead to memory corruption.EPSS 2.7%

Source: NIST National Vulnerability Database (record CVE-2013-7491), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.