The WCCP message parsing code in Squid 2.5.STABLE7 and earlier allows remote attackers to cause a denial of service (crash) via malformed WCCP messages with source addresses that are spoofed to reference Squid's home router and invalid WCCP_I_SEE_YOU cache numbers.
CVE-2005-0095
- High exploitation likelihood — EPSS 69%
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 99.3%
- KEV
- Not listed
Published
January 15, 2005
Last Modified
June 16, 2026
References (32)
- cve@mitrehttp://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000923
- cve@mitrehttp://fedoranews.org/updates/FEDORA--.shtml
- cve@mitrehttp://secunia.com/advisories/13825
- cve@mitrehttp://security.gentoo.org/glsa/glsa-200501-25.xml
- cve@mitrehttp://securitytracker.com/id?1012882
- cve@mitrehttp://www.debian.org/security/2005/dsa-651
- cve@mitrehttp://www.mandriva.com/security/advisories?name=MDKSA-2005:014
- cve@mitrehttp://www.novell.com/linux/security/advisories/2005_06_squid.html
- cve@mitrehttp://www.osvdb.org/12886
- cve@mitrehttp://www.redhat.com/support/errata/RHSA-2005-060.html
- cve@mitrehttp://www.redhat.com/support/errata/RHSA-2005-061.html
- cve@mitrehttp://www.securityfocus.com/bid/12275
- cve@mitrehttp://www.squid-cache.org/Advisories/SQUID-2005_2.txt
- cve@mitrehttp://www.squid-cache.org/Versions/v2/2.5/bugs/squid-2.5.STABLE7-wccp_denial_of_service.patch
- cve@mitrehttp://www.trustix.org/errata/2005/0003/
Patch Availability(3)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | squid () @ warty | 2026-05-31 | ubuntu |
| redhat | squid-7:2.5.STABLE6-3.4E.3 | 2005-02-15 | redhat |
| redhat | squid-7:2.5.STABLE3-6.3E.7 | 2005-02-11 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
All Vendor Advisories
(3)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 4× in last 7d / 19× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-13 22:24 UTCEPSS rescore
- 2026-07-11 08:22 UTCEPSS rescore
- 2026-07-11 08:22 UTCEPSS rescore
- 2026-07-09 06:45 UTCOSV refresh
- 2026-07-02 14:00 UTCEPSS rescore
- 2026-06-27 03:04 UTCEPSS rescore
- 2026-06-25 13:46 UTCEPSS rescore
- 2026-06-24 14:01 UTCEPSS rescore
- 2026-06-23 21:29 UTCEPSS rescore
- 2026-06-20 19:12 UTCOSV refresh
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-15 17:44 UTCEPSS rescore
- 2026-06-14 23:13 UTCEPSS rescore
- 2026-06-14 23:13 UTCEPSS rescore
- 2026-06-13 22:56 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:55 UTCEPSS rescore
- 2026-06-10 22:14 UTCEPSS rescore
- 2026-06-10 13:17 UTCEPSS rescore
- 2026-06-08 14:13 UTCEPSS rescore
Show 29 moreShow fewer
- 2026-06-07 15:21 UTCEPSS rescore
- 2026-06-06 13:44 UTCEPSS rescore
- 2026-06-06 13:44 UTCEPSS rescore
- 2026-06-05 22:43 UTCEPSS rescore
- 2026-06-05 22:43 UTCEPSS rescore
- 2026-06-05 06:07 UTCEPSS rescore
- 2026-06-05 06:07 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 14:26 UTCEG score recompute
- 2026-05-31 14:26 UTCVendor advisory
- 2026-05-31 14:26 UTCGHSA enrichment
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:37 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:13 UTCOSV refresh
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Frequently asked(4)
What is CVE-2005-0095?
When was CVE-2005-0095 disclosed?
Is CVE-2005-0095 actively exploited?
How do I remediate CVE-2005-0095?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2005-0095
Is Your Infrastructure Affected by CVE-2005-0095?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.