National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2010-0639 Detail

Current Description

The htcpHandleTstRequest function in htcp.c in Squid 2.x before 2.6.STABLE24 and 2.7 before 2.7.STABLE8, and htcp.cc in 3.0 before 3.0.STABLE24, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via crafted packets to the HTCP port.

Source:  MITRE
Description Last Modified:  02/15/2010
View Analysis Description

Evaluator Description

Per: http://cwe.mitre.org/data/definitions/476.html 'NULL Pointer Dereference'

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (02/16/2010)

Not vulnerable. This issue did not affect the versions of squid as shipped with Red Hat Enterprise Linux 3, 4, or 5. Those versions are not compiled with the support for HTCP protocol.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugs.squid-cache.org/show_bug.cgi?id=2858
http://lists.fedoraproject.org/pipermail/package-announce/2010-February/035961.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-March/037159.html
http://www.securityfocus.com/bid/38212
http://www.securitytracker.com/id?1023587
http://www.squid-cache.org/Advisories/SQUID-2010_2.txt Vendor Advisory
http://www.squid-cache.org/Versions/v2/2.7/changesets/12600.patch Patch
http://www.squid-cache.org/Versions/v3/3.0/changesets/3.0-ADV-2010_2.patch Patch
http://www.vupen.com/english/advisories/2010/0371 Vendor Advisory
http://www.vupen.com/english/advisories/2010/0603 Vendor Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/a:squid-cache:squid:2.0
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:2.1
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:2.2
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:2.3
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:2.4
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:2.5
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:2.6
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:2.7
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:2.7:stable3
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:2.7:stable4
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable1
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable2
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable3
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable4
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable5
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable6
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable7
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable8
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable9
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable11
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable12
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable13
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable14
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable15
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable16
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable17
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable18
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable19
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable20
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable21
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable22
     Show Matching CPE(s)
 cpe:/a:squid-cache:squid:3.0.stable23
     Show Matching CPE(s)


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2010-0639
NVD Published Date:
02/15/2010
NVD Last Modified:
08/02/2010