CVE-2007-6239 Denial of service in n/a
Remote attackers can crash the Squid proxy server via crafted HTTP headers, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2007-6239?
CVE-2007-6239 is a medium-severity denial of service vulnerability in n/a, published on 4 Dec 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The "cache update reply processing" functionality in Squid 2.x before 2.6.STABLE17 and Squid 3.0 allows remote attackers to cause a denial of service (crash) via unknown vectors related to HTTP headers and an Array memory leak during requests for cached objects.
Weakness: CWE-20
Which versions are affected by CVE-2007-6239?
It affects 1 product.
Linux distribution packages (23)
squid Red Hat:enterprise_linux:2.1::as | All versions | 7:2.4.STABLE7-1.21as.11 |
squid Red Hat:enterprise_linux:2.1::aw | All versions | 7:2.4.STABLE7-1.21as.11 |
squid Red Hat:enterprise_linux:2.1::es | All versions | 7:2.4.STABLE7-1.21as.11 |
squid Red Hat:enterprise_linux:3::as | All versions | 7:2.5.STABLE3-8.3E |
squid-debuginfo Red Hat:enterprise_linux:3::as | All versions | 7:2.5.STABLE3-8.3E |
squid Red Hat:enterprise_linux:3::desktop | All versions | 7:2.5.STABLE3-8.3E |
squid-debuginfo Red Hat:enterprise_linux:3::desktop | All versions | 7:2.5.STABLE3-8.3E |
squid Red Hat:enterprise_linux:3::es | All versions | 7:2.5.STABLE3-8.3E |
squid-debuginfo Red Hat:enterprise_linux:3::es | All versions | 7:2.5.STABLE3-8.3E |
squid Red Hat:enterprise_linux:3::ws | All versions | 7:2.5.STABLE3-8.3E |
squid-debuginfo Red Hat:enterprise_linux:3::ws | All versions | 7:2.5.STABLE3-8.3E |
squid Red Hat:enterprise_linux:4::as | All versions | 7:2.5.STABLE14-1.4E.el4_6.1 |
squid-debuginfo Red Hat:enterprise_linux:4::as | All versions | 7:2.5.STABLE14-1.4E.el4_6.1 |
squid Red Hat:enterprise_linux:4::desktop | All versions | 7:2.5.STABLE14-1.4E.el4_6.1 |
squid-debuginfo Red Hat:enterprise_linux:4::desktop | All versions | 7:2.5.STABLE14-1.4E.el4_6.1 |
squid Red Hat:enterprise_linux:4::es | All versions | 7:2.5.STABLE14-1.4E.el4_6.1 |
squid-debuginfo Red Hat:enterprise_linux:4::es | All versions | 7:2.5.STABLE14-1.4E.el4_6.1 |
squid Red Hat:enterprise_linux:4::ws | All versions | 7:2.5.STABLE14-1.4E.el4_6.1 |
squid-debuginfo Red Hat:enterprise_linux:4::ws | All versions | 7:2.5.STABLE14-1.4E.el4_6.1 |
squid Red Hat:enterprise_linux:5::client_workstation | All versions | 7:2.6.STABLE6-5.el5_1.2 |
squid-debuginfo Red Hat:enterprise_linux:5::client_workstation | All versions | 7:2.6.STABLE6-5.el5_1.2 |
squid Red Hat:enterprise_linux:5::server | All versions | 7:2.6.STABLE6-5.el5_1.2 |
squid-debuginfo Red Hat:enterprise_linux:5::server | All versions | 7:2.6.STABLE6-5.el5_1.2 |
Products include Squid Squid Web Proxy Cache.
How do I fix CVE-2007-6239?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2007-6239 being exploited?
There is no known exploitation of CVE-2007-6239 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2007-6239, DSA-1482-1, GHSA-6pw6-cgf2-h2v8, RHSA-2007:1130.