Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2009-2855

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.

Published

2009-08-18T21:00:00.640

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	squid-cache	squid	2.7	Yes
Application	squid-cache	squid	2.7	Yes
Application	squid-cache	squid	2.7	Yes

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=534982 ([email protected])
http://bugs.debian.org/cgi-bin/bugreport.cgi?msg=31%3Bfilename=diff%3Batt=1%3Bbug=534982 ([email protected])
http://www.openwall.com/lists/oss-security/2009/07/20/10 ([email protected])
http://www.openwall.com/lists/oss-security/2009/08/03/3 ([email protected])
http://www.openwall.com/lists/oss-security/2009/08/04/6 ([email protected])
http://www.securityfocus.com/bid/36091 ([email protected])
http://www.securitytracker.com/id?1022757 ([email protected])
http://www.squid-cache.org/bugs/show_bug.cgi?id=2541 ([email protected])
http://www.squid-cache.org/bugs/show_bug.cgi?id=2704 Vendor Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=518182 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/52610 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10592 ([email protected])
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=534982 (af854a3a-2127-422b-91ae-364da2661108)
http://bugs.debian.org/cgi-bin/bugreport.cgi?msg=31%3Bfilename=diff%3Batt=1%3Bbug=534982 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2009/07/20/10 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2009/08/03/3 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2009/08/04/6 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/36091 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1022757 (af854a3a-2127-422b-91ae-364da2661108)
http://www.squid-cache.org/bugs/show_bug.cgi?id=2541 (af854a3a-2127-422b-91ae-364da2661108)
http://www.squid-cache.org/bugs/show_bug.cgi?id=2704 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=518182 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/52610 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10592 (af854a3a-2127-422b-91ae-364da2661108)