VULNERABILITY INTELLIGENCE

CVE-2013-4123

CVSS score5 MEDIUM
EPSS probability80.45%
CISA KEVNot currently listed
Published2013-09-16
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P

Description

client_side_request.cc in Squid 3.2.x before 3.2.13 and 3.3.x before 3.3.8 allows remote attackers to cause a denial of service via a crafted port number in a HTTP Host header.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references