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.
CVSS Details
- CVSS 3.1 Base Score: 5.3
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade squid | Jul 30, 2024 | Jan 15, 2005 |
| Freebsd | — | Upgrade squid | Dec 10, 2025 | Jan 12, 2005 |
| Gentoo Linux | — | Upgrade net-proxy/squid. | Oct 30, 2017 | Jan 15, 2005 |
| Suse | — | Upgrade squid | Feb 17, 2015 | Jan 15, 2005 |
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