CVE-2020-10543

high

Description

Perl before 5.30.3 on 32-bit platforms allows a heap-based buffer overflow because nested regular expression quantifiers have an integer overflow.

References

Advisories
More

https://www.oracle.com/security-alerts/cpuoct2021.html

https://www.oracle.com/security-alerts/cpuoct2020.html

https://www.oracle.com/security-alerts/cpujan2022.html

https://www.oracle.com/security-alerts/cpujan2021.html

https://www.oracle.com/security-alerts/cpuapr2022.html

https://www.oracle.com/security-alerts/cpuApr2021.html

https://www.oracle.com//security-alerts/cpujul2021.html

https://security.netapp.com/advisory/ntap-20200611-0001/

https://security.gentoo.org/glsa/202006-03

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IN3TTBO5KSGWE5IRIKDJ5JSQRH7ANNXE/

https://github.com/perl/perl5/commit/897d1f7fd515b828e4b198d8b8bef76c6faf03ed

https://github.com/Perl/perl5/compare/v5.30.2...v5.30.3

https://github.com/Perl/perl5/blob/blead/pod/perl5303delta.pod

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00044.html

https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-2996

https://cert-portal.siemens.com/productcert/html/ssa-398330.html

Details

Source: Mitre, NVD

Published: 2020-06-05

Updated: 2026-10-14

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.2

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

Severity: High

EPSS

EPSS: 0.11334