CVE-2020-10878
HIGH severity · CVSS 8.6 · Integer overflow
8.6CVSS HIGH
Summary
Perl before 5.30.3 has an integer overflow related to mishandling of a "PL_regkind[OP(n)] == NOTHING" situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactLow
Integrity impactLow
Availability impactHigh
Exploit probability (EPSS)5%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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/compare/v5.30.2...v5.30.3 ↗
Additional information
- NVD record
- https://github.com/Perl/perl5/compare/v5.30.2...v5.30.3Patch
- https://github.com/perl/perl5/commit/0a320d753fe7fca03df259a4dfd8e641e51edaa8Patch
- https://github.com/perl/perl5/commit/3295b48defa0f8570114877b063fe546dd348b3cPatch
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00044.htmlAdvisory
- https://github.com/Perl/perl5/blob/blead/pod/perl5303delta.podAdvisory
- 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