Firefly Media Server ws_addarg() format string

firefly-addarg-format-string (38243) The risk level is classified as HighHigh Risk

Description:

Firefly Media Server (previously known as Multi-Threaded DAAP Daemon - mt-daapd) could allow a remote attacker to execute arbitrary code on the system, caused by a format string vulnerability in the ws_addarg() function. By sending a specially-crafted HTTP authentication request containing malicious format specifiers in the username or password parameter, a remote attacker could exploit this vulnerability to execute arbitrary code on the system or cause the application to crash.

*CVSS:

Base Score: 7.5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 5.9
  Exploitability: Proof-of-Concept
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of Firefly Media Server (mt-daapd) (0.2.4.1 or later), available from the FireFly Media Server Web site. See References.

References:

  • BugTraq Mailing List, Fri Nov 02 2007 - 13:00:12 CDT : [UPH-07-03] Firefly Media Server remote format string vulnerability.
  • FireFly Media Server Web site: Firefly Media Server :: Home Page.
  • SourceForge.net: Files: Multi-Threaded DAAP Daemon - File Release Notes and Changelog - Release Name: 0.2.4.1.
  • BID-26310: Firefly Media Server Webserver.C Multiple Format String Vulnerabilities
  • CVE-2007-5825: Format string vulnerability in the ws_addarg function in webserver.c in mt-dappd in Firefly Media Server 0.2.4 and earlier allows remote attackers to execute arbitrary code via a stats method action to /xml-rpc with format string specifiers in the (1) username or (2) password portion of base64-encoded data on the Authorization: Basic HTTP header line.
  • DSA-1597: mt-daapd -- multiple vulnerabilities
  • GLSA-200712-18: Multi-Threaded DAAP Daemon: Multiple vulnerabilities

Platforms Affected:

  • Debian Debian Linux 4.0
  • Firefly Media Server Firefly Media Server 0.2.4 and prior
  • Gentoo Linux

Reported:

Nov 02, 2007

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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