VULNERABILITY INTELLIGENCE

CVE-2021-41990

CVSS score7.5 HIGH
EPSS probability6.92%
CISA KEVNot currently listed
Published2021-10-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

The gmp plugin in strongSwan before 5.9.4 has a remote integer overflow via a crafted certificate with an RSASSA-PSS signature. For example, this can be triggered by an unrelated self-signed CA certificate sent by an initiator. Remote code execution cannot occur.

Weakness classification

  • CWE-190: Integer Overflow or Wraparound

Primary references