CVE-2020-10543
HIGH severity · CVSS 8.2 · Integer overflow
8.2CVSS HIGH
Summary
Perl before 5.30.3 on 32-bit platforms allows a heap-based buffer overflow because nested regular expression quantifiers have an integer overflow.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactLow
Availability impactHigh
Exploit probability (EPSS)11%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/perl/perl5/commit/897d1f7fd515b828e4b198d8b8bef76c6faf03ed ↗
Additional information
- NVD record
- https://github.com/perl/perl5/commit/897d1f7fd515b828e4b198d8b8bef76c6faf03edPatch
- https://www.oracle.com//security-alerts/cpujul2021.htmlPatch
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00044.htmlAdvisory
- https://github.com/Perl/perl5/blob/blead/pod/perl5303delta.podAdvisory
- https://github.com/Perl/perl5/compare/v5.30.2...v5.30.3Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IN3TTBO5KSGWE5IRIKDJ5JSQRH7ANNXE/
- https://security.gentoo.org/glsa/202006-03Advisory
- https://security.netapp.com/advisory/ntap-20200611-0001/Advisory