National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2009-2855 Detail

Description

The strListGetItem function in src/HttpHeaderTools.c in Squid 2.7 allows remote attackers to cause a denial of service via a crafted auth header with certain comma delimiters that trigger an infinite loop of calls to the strcspn function.

Source:  MITRE
Description Last Modified:  08/18/2009

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 (03/31/2010)

This issue did not affect the versions of the squid packages, as shipped with Red Hat Enterprise Linux 3 and 4. The issue was addressed in the squid packages as shipped with Red Hat Enterprise Linux 5 via: https://rhn.redhat.com/errata/RHSA-2010-0221.html

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=534982
http://bugs.debian.org/cgi-bin/bugreport.cgi?msg=31;filename=diff;att=1;bug=534982
http://www.openwall.com/lists/oss-security/2009/07/20/10
http://www.openwall.com/lists/oss-security/2009/08/03/3
http://www.openwall.com/lists/oss-security/2009/08/04/6
http://www.securityfocus.com/bid/36091
http://www.securitytracker.com/id?1022757
http://www.squid-cache.org/bugs/show_bug.cgi?id=2541
http://www.squid-cache.org/bugs/show_bug.cgi?id=2704 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=518182
https://exchange.xforce.ibmcloud.com/vulnerabilities/52610
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10592

References to Check Content

Identifier:
oval:org.mitre.oval:def:10592
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:10592

Technical Details

Vulnerability Type (View All)

Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-2855
NVD Published Date:
08/18/2009
NVD Last Modified:
09/18/2017