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Fencer Vulns
high 7.5

CVE-2005-0211 in the critical feed json

Buffer overflow in wccp.c in Squid 2.5 before 2.5.STABLE7 allows remote attackers to cause a denial of service and possibly execute arbitra…

published 2005-02-06 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-0212

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
22.2%
EPSS 22.2% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

Buffer overflow in wccp.c in Squid 2.5 before 2.5.STABLE7 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a long WCCP packet, which is processed by a recvfrom function call that uses an incorrect length parameter.

Patch / fix

  • squid Debian 14, Debian 13, Debian 12 2.5.7-6

debian advisories DEBIAN-CVE-2005-0211

  • squid RHEL 3 7:2.5.STABLE3-6.3E.7
  • squid RHEL 4 7:2.5.STABLE6-3.4E.3

red hat advisories RHSA-2005:061RHSA-2005:060

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2005-0211 updated

security flaw

  • Red Hat Desktop version 3 squid 2.5.STABLE3-6.3E.7 Red Hat Enterprise Linux AS version 3 squid 2.5.STABLE3-6.3E.7
    fixed: vendor fix RHSA-2005:061
  • Red Hat Enterprise Linux AS version 4 squid 2.5.STABLE6-3.4E.3 Red Hat Enterprise Linux Desktop version 4 squid 2.5.STABLE6-3.4E.3
    fixed: vendor fix RHSA-2005:060
  • Red Hat Enterprise Linux ES version 3 squid 2.5.STABLE3-6.3E.7
    fixed: vendor fix RHSA-2005:061
  • Red Hat Enterprise Linux ES version 4 squid 2.5.STABLE6-3.4E.3
    fixed: vendor fix RHSA-2005:060
  • Red Hat Enterprise Linux WS version 3 squid 2.5.STABLE3-6.3E.7
    fixed: vendor fix RHSA-2005:061
  • Red Hat Enterprise Linux WS version 4 squid 2.5.STABLE6-3.4E.3
    fixed: vendor fix RHSA-2005:060

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

22.15% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.