Squid Set-Cookie header race condition
| squid-set-cookie-race-condition (19581) |  Medium Risk |
Description:
Squid Web Proxy Cache could allow a remote attacker to obtain sensitive information, caused by a race condition in the Set-Cookie headers. If a requested server relies on the Netscape Set-Cookie header specification, a memory leak could result, allowing a remote attacker to obtain sensitive information.
Platforms Affected:
- Canonical, Ubuntu 4.10
- MandrakeSoft, Mandrake Linux 10.0 AMD64
- MandrakeSoft, Mandrake Linux 10.0
- MandrakeSoft, Mandrake Linux 10.1
- MandrakeSoft, Mandrake Linux 10.1 X86_64
- MandrakeSoft, Mandrake Linux LE2005 X86_64
- MandrakeSoft, Mandrake Linux LE2005
- MandrakeSoft, Mandrake Linux Corporate Server 2.1 X86_64
- MandrakeSoft, Mandrake Linux Corporate Server 2.1
- MandrakeSoft, Mandrake Linux Corporate Server 3.0 X86_64
- MandrakeSoft, Mandrake Linux Corporate Server 3.0
- RedHat, Enterprise Linux 3 Desktop
- RedHat, Enterprise Linux 3 AS
- RedHat, Enterprise Linux 3 WS
- RedHat, Enterprise Linux 3 ES
- RedHat, Enterprise Linux 4 Desktop
- RedHat, Enterprise Linux 4 WS
- RedHat, Enterprise Linux 4 AS
- RedHat, Enterprise Linux 4 ES
- Squid-Cache, Squid 2.5.STABLE7
- Squid-Cache, Squid 2.5.STABLE8
- Squid-Cache, Squid 2.5.STABLE9
- Turbolinux, Turbolinux 10 Server
- Turbolinux, Turbolinux 7 Server
- Turbolinux, Turbolinux 7 Workstation
- Turbolinux, Turbolinux 8 Server
- Turbolinux, Turbolinux 8 Workstation
- Turbolinux, Turbolinux Appliance Server 1.0 Hosting Ed
- Turbolinux, Turbolinux Appliance Server 1.0 Workgroup Ed
Remedy:
Apply the 2.5.STABLE9-setcookie patch, available from the Squid 2.5 Patches Web page. See References.
For Red Hat Linux:
Refer to RHSA-2005:415-16 for patch, upgrade, or suggested workaround information. See References.
For Ubuntu Linux:
Refer to USN-93-1 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Obtain Information
References:
- Squid 2.5 Patches Web page, Race condition related to Set-Cookie header at http://www.squid-cache.org/Versions/v2/2.5/bugs/#squid-2.5.STABLE9-setcookie.
- Squid Web Proxy Cache Web page, Squid Web Proxy Cache at http://www.squid-cache.org/.
- BID-12716: Squid Proxy Set-Cookie Headers Information Disclosure Vulnerability
- CVE-2005-0626: Race condition in Squid 2.5.STABLE7 to 2.5.STABLE9, when using the Netscape Set-Cookie recommendations for handling cookies in caches, may cause Set-Cookie headers to be sent to other users, which allows attackers to steal the related cookies.
- MDKSA-2005:078: Updated squid packages fix vulnerability
- RHSA-2005-415: squid security update
Reported:
Mar 03, 2005
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