National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2007-0248 Detail

Description

The aclMatchExternal function in Squid before 2.6.STABLE7 allows remote attackers to cause a denial of service (crash) by causing an external_acl queue overload, which triggers an infinite loop.

Source:  MITRE      Last Modified:  01/16/2007

Quick Info

CVE Dictionary Entry:
CVE-2007-0248
Original release date:
01/16/2007
Last revised:
07/28/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
5.0 MEDIUM
Vector:
(AV:N/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (07/26/2007)

Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch. This issue did not affect the versions of Squid as shipped with Red Hat Enterprise Linux 2.1, 3, or 4.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource Type Source Name
http://www.gentoo.org/security/en/glsa/glsa-200701-22.xml External Source GENTOO GLSA-200701-22
http://www.mandriva.com/security/advisories?name=MDKSA-2007:026 External Source MANDRIVA MDKSA-2007:026
http://www.novell.com/linux/security/advisories/2007_12_squid.html External Source SUSE SUSE-SA:2007:012
http://www.securityfocus.com/bid/22203 External Source BID 22203
http://www.squid-cache.org/bugs/show_bug.cgi?id=1848 External Source CONFIRM http://www.squid-cache.org/bugs/show_bug.cgi?id=1848
http://www.squid-cache.org/Versions/v2/2.6/squid-2.6.STABLE7-RELEASENOTES.html#s12 External Source CONFIRM http://www.squid-cache.org/Versions/v2/2.6/squid-2.6.STABLE7-RELEASENOTES.html#s12
http://www.ubuntu.com/usn/usn-414-1 External Source UBUNTU USN-414-1
http://www.vupen.com/english/advisories/2007/0199 External Source VUPEN ADV-2007-0199
https://exchange.xforce.ibmcloud.com/vulnerabilities/31525 External Source XF squid-externalacl-dos(31525)

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:squid:squid:2.6.stable6:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 3 change records found - show changes