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Test ID:1.3.6.1.4.1.25623.1.0.800840
Category:General
Title:Tor 'relay.c' DNS Spoofing Vulnerability - July09 (Linux)
Summary:This host is installed with Tor and is prone to DNS Spoofing vulnerability.
Description:Summary:
This host is installed with Tor and is prone to DNS Spoofing vulnerability.

Vulnerability Insight:
Error in 'connection_edge_process_relay_cell_not_open' function in 'relay.c'
in src/or/ allows exit relays to have an unspecified impact by causing
controllers to accept DNS responses that redirect to an internal IP address via unknown vectors.

Vulnerability Impact:
Successful exploitation will allow attackers to conduct DNS spoofing
attacks.

Affected Software/OS:
Tor version 0.2.x before 0.2.0.35 and 0.1.x before 0.1.2.8-beta on Linux.

Solution:
Upgrade to version 0.2.0.35 or 0.1.2.8-beta or later.

CVSS Score:
5.0

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

Cross-Ref: BugTraq ID: 35505
Common Vulnerability Exposure (CVE) ID: CVE-2009-2426
http://www.securityfocus.com/bid/35505
http://archives.seul.org/or/announce/Jun-2009/msg00000.html
http://www.osvdb.org/55341
http://secunia.com/advisories/35546
http://www.vupen.com/english/advisories/2009/1716
XForce ISS Database: tor-connectionedge-spoofing(51377)
https://exchange.xforce.ibmcloud.com/vulnerabilities/51377
CopyrightCopyright (C) 2009 Greenbone Networks GmbH

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