REDHAT-BUG-630444
First published: Sun Sep 05 2010(Updated: )
A denial of service flaw was found in the way Squid proxy caching server internally processed NULL buffers. A remote, trusted client could use this flaw to cause squid daemon crash (dereference NULL pointer) when processing specially-crafted request. References: [1] <a href="http://www.squid-cache.org/Advisories/SQUID-2010_3.txt">http://www.squid-cache.org/Advisories/SQUID-2010_3.txt</a> Upstream patch (against Squid v3.0): [2] <a href="http://www.squid-cache.org/Versions/v3/3.0/changesets/squid-3.0-9189.patch">http://www.squid-cache.org/Versions/v3/3.0/changesets/squid-3.0-9189.patch</a> Upstream patch (against Squid v3.1): [3] <a href="http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10090.patch">http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10090.patch</a> Credit: The vulnerability was discovered by Phil Oester.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Squid Web Proxy Cache | <3.0<3.1 |
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Reference Links
- http://www.squid-cache.org/Advisories/SQUID-2010_3.txt
- http://www.squid-cache.org/Versions/v3/3.0/changesets/squid-3.0-9189.patch
- http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10090.patch
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=630445
- https://admin.fedoraproject.org/updates/squid-3.1.7-1.fc13
- https://admin.fedoraproject.org/updates/squid-3.1.7-1.fc12.1
- https://access.redhat.com/security/cve/CVE-2010-3072
- https://rhn.redhat.com/errata/RHSA-2011-0545.html
- https://bugzilla.redhat.com/show_bug.cgi?id=630444
Frequently Asked Questions
What is the severity of REDHAT-BUG-630444?
The severity of REDHAT-BUG-630444 is categorized as a denial of service vulnerability.
How do I fix REDHAT-BUG-630444?
To fix REDHAT-BUG-630444, update the Squid proxy caching server to a version later than 3.1.
Who is affected by REDHAT-BUG-630444?
REDHAT-BUG-630444 affects users of Squid versions 3.0 and 3.1.
What is the impact of REDHAT-BUG-630444?
The impact of REDHAT-BUG-630444 is that a remote, trusted client can crash the Squid daemon.
Is REDHAT-BUG-630444 easy to exploit?
Yes, REDHAT-BUG-630444 can be exploited by remote users with specially-crafted requests.
- collector/redhat-bugzilla
- alias/CVE-2010-3072
- agent/type
- agent/last-modified-date
- agent/first-publish-date
- agent/severity
- agent/references
- agent/description
- agent/event
- agent/softwarecombine
- agent/tags
- agent/guess-ai
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- vendor/squid
- canonical/squid web proxy cache