National Cyber Awareness System

Vulnerability Summary for CVE-2011-1499

Overview

acl.c in Tinyproxy before 1.8.3, when an Allow configuration setting specifies a CIDR block, permits TCP connections from all IP addresses, which makes it easier for remote attackers to hide the origin of web traffic by leveraging the open HTTP proxy server.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

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.

External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=694658

Type: Patch Information; Exploit

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=694658

External Source: CONFIRM

Name: https://banu.com/cgit/tinyproxy/diff/?id=e8426f6662dc467bd1d827100481b95d9a4a23e4

Type: Patch Information

Hyperlink:https://banu.com/cgit/tinyproxy/diff/?id=e8426f6662dc467bd1d827100481b95d9a4a23e4

External Source: CONFIRM

Name: https://banu.com/bugzilla/show_bug.cgi?id=90

Type: Patch Information; Exploit

Hyperlink:https://banu.com/bugzilla/show_bug.cgi?id=90

External Source: MLIST

Name: [oss-security] 20110408 Re: CVE request: tinyproxy runs as an open proxy when attempting to restrict allowable IP ranges

Type: Patch Information; Exploit

Hyperlink:http://openwall.com/lists/oss-security/2011/04/08/3

External Source: MLIST

Name: [oss-security] 20110407 CVE request: tinyproxy runs as an open proxy when attempting to restrict allowable IP ranges

Type: Patch Information; Exploit

Hyperlink:http://openwall.com/lists/oss-security/2011/04/07/9

External Source: CONFIRM

Name: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=621493

Type: Patch Information; Exploit

Hyperlink:http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=621493

External Source: XF

Name: tinyproxy-aclc-sec-bypass(67256)

Hyperlink:http://xforce.iss.net/xforce/xfdb/67256

External Source: DEBIAN

Name: DSA-2222

Hyperlink:http://www.debian.org/security/2011/dsa-2222

External Source: SECUNIA

Name: 44274

Hyperlink:http://secunia.com/advisories/44274