CVE-2020-10878 Information

Description

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.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00044.html https://github.com/Perl/perl5/blob/blead/pod/perl5303delta.pod https://github.com/perl/perl5/commit/0a320d753fe7fca03df259a4dfd8e641e51edaa8 https://github.com/perl/perl5/commit/3295b48defa0f8570114877b063fe546dd348b3c https://github.com/Perl/perl5/compare/v5.30.2…v5.30.3 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IN3TTBO5KSGWE5IRIKDJ5JSQRH7ANNXE/ https://security.gentoo.org/glsa/202006-03 https://security.netapp.com/advisory/ntap-20200611-0001/ https://www.oracle.com/security-alerts/cpuoct2020.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

HIGH

Base Severity

8.6