National Cyber Awareness System

Vulnerability Summary for CVE-2007-0538

Overview

Telligent Community Server 2.1 and earlier allows remote attackers to cause a denial of service (bandwidth or thread consumption) via pingback service calls with a source URI that corresponds to (1) a large file, which triggers a long download session without a timeout constraint; or (2) a file with a binary content type, which is downloaded even though it cannot contain usable pingback data.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: BUGTRAQ

Name: 20070124 DoS against Telligent Community Server

Type: Advisory

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/457999/100/0/threaded

External Source: BUGTRAQ

Name: 20070124 Weaknesses in Pingback Design

Type: Advisory

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/457996/100/0/threaded

External Source: OSVDB

Name: 33584

Hyperlink:http://osvdb.org/33584

External Source: OSVDB

Name: 33583

Hyperlink:http://osvdb.org/33583

External Source: SREASON

Name: 2211

Hyperlink:http://securityreason.com/securityalert/2211