VULNERABILITY INTELLIGENCE

CVE-2021-41611

CVSS score7.5 HIGH
EPSS probability2.95%
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:H/I:N/A:N

Description

An issue was discovered in Squid 5.0.6 through 5.1.x before 5.2. When validating an origin server or peer certificate, Squid may incorrectly classify certain certificates as trusted. This problem allows a remote server to obtain security trust well improperly. This indication of trust may be passed along to clients, allowing access to unsafe or hijacked services.

Weakness classification

  • nvd@nist.gov: CWE-295

Primary references