security flaw
Published Jan 19, 2005
5.0
MEDIUMCVSS 2.0
EPSS 68.78%
Description
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.
Affected products
No data.
- 2.0_patch2
- 2.1_patch2
- 2.3_.stable4
- 2.3_.stable5
- 2.3_stable5
- 2.4
- 2.4_.stable2
- 2.4_.stable6
- 2.4_.stable7
- 2.4_stable7
- 2.5.6
- 2.5.stable1
- 2.5.stable2
- 2.5.stable3
- 2.5.stable4
- 2.5.stable5
- 2.5.stable6
- 2.5.stable7
- 2.5_.stable1
- 2.5_.stable3
- 2.5_.stable4
- 2.5_.stable5
- 2.5_.stable6
- 2.5_stable3
- 2.5_stable4
- 2.5_stable9
- 2.6.stable1
No data.
Red Hat Enterprise Linux 3
squid-7:2.5.STABLE3-6.3E.7
Fixed · RHSA-2005:061
Red Hat Enterprise Linux 4
squid-7:2.5.STABLE6-3.4E.3
Fixed · RHSA-2005:060
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 3 | squid-7:2.5.STABLE3-6.3E.7 | Fixed | RHSA-2005:061 |
| Red Hat Enterprise Linux 4 | squid-7:2.5.STABLE6-3.4E.3 | Fixed | RHSA-2005:060 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 68.78% (0.68776) | 99.33th | v5 (v2026.06.15) |
| Jun 15, 2026 | 68.78% (0.68776) | 99.25th | v5 (v2026.06.15) |
| Mar 30, 2025 | 75.84% (0.75842) | 98.85th | v4 (v2025.03.14) |
| Mar 29, 2025 | 79.65% (0.79646) | 98.82th | v4 (v2025.03.14) |
| Mar 19, 2025 | 75.84% (0.75842) | 98.84th | v4 (v2025.03.14) |
| Mar 17, 2025 | 74.28% (0.74285) | 98.77th | v4 (v2025.03.14) |
| Dec 12, 2024 | 96.77% (0.96768) | 99.73th | v3 (v2023.03.01) |
| Dec 27, 2023 | 96.98% (0.96980) | 99.67th | v3 (v2023.03.01) |
| Mar 7, 2023 | 97.07% (0.97073) | 99.57th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.78% (0.03779) | 85.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.78% (0.03779) | 84.01th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.78% (0.03779) | 67.21th | v2 (v2022.01.01) |
No CWE recorded.
References (20)
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000923 vendor-advisoryx_refsource_CONECTIVAPatchVendor Advisory
- http://fedoranews.org/updates/FEDORA--.shtml vendor-advisoryx_refsource_FEDORA
- http://secunia.com/advisories/13825 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://security.gentoo.org/glsa/glsa-200501-25.xml vendor-advisoryx_refsource_GENTOOPatchVendor Advisory
- http://securitytracker.com/id?1012882 vdb-entryx_refsource_SECTRACK
- http://www.debian.org/security/2005/dsa-651 vendor-advisoryx_refsource_DEBIANPatchVendor Advisory
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:014 vendor-advisoryx_refsource_MANDRAKE
- http://www.novell.com/linux/security/advisories/2005_06_squid.html vendor-advisoryx_refsource_SUSEPatchVendor Advisory
- http://www.osvdb.org/12886 vdb-entryx_refsource_OSVDB
- http://www.redhat.com/support/errata/RHSA-2005-060.html vendor-advisoryx_refsource_REDHATPatchVendor Advisory
- http://www.redhat.com/support/errata/RHSA-2005-061.html vendor-advisoryx_refsource_REDHATPatchVendor Advisory
- http://www.securityfocus.com/bid/12275 vdb-entryx_refsource_BID
- http://www.squid-cache.org/Advisories/SQUID-2005_2.txt x_refsource_CONFIRMPatchVendor Advisory
- http://www.squid-cache.org/Versions/v2/2.5/bugs/squid-2.5.STABLE7-wccp_denial_of_service.patch x_refsource_CONFIRMExploitVendor Advisory
- http://www.trustix.org/errata/2005/0003/ vendor-advisoryx_refsource_TRUSTIXPatchVendor Advisory
- https://access.redhat.com/security/cve/CVE-2005-0095 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1617456 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2005-0095
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10269 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2005-0095
Change history (0)
No recorded changes yet.