Wireshark PCNFSD denial of service

wireshark-pcnfsd-dos (50686) The risk level is classified as MediumMedium Risk

Description:

Wireshark (formerly known as Ethereal) is vulnerable to a denial of service, caused by an error in the PCNFSD dissector. A remote attacker could exploit this vulnerability using a malformed PCNFSD packet or trace file to cause the PCNFSD dissector to crash.

*CVSS:

Base Score: 5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Partial
 
Temporal Score: 3.7
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Denial of Service

Remedy:

Refer to wnpa-sec-2009-03 for patch, upgrade or suggested workaround information. See References.

References:

  • wnpa-sec-2009-03 : PCNFSD vulnerability in WiresharkŪ versions 0.8.20 to 1.0.7 .
  • ASA-2009-240: wireshark security update (RHSA-2009-1100)
  • BID-35081: Wireshark PCNFSD Dissector Denial of Service Vulnerability
  • CVE-2009-1829: Unspecified vulnerability in the PCNFSD dissector in Wireshark 0.8.20 through 1.0.7 allows remote attackers to cause a denial of service (crash) via crafted PCNFSD packets.
  • GLSA-200906-05: Wireshark: Multiple vulnerabilities
  • MDVSA-2009:125: wireshark
  • OSVDB ID: 54629: Wireshark PCNFSD Dissector Packet Handling DoS
  • RHSA-2009-1100: Moderate: wireshark security update
  • SA35201: Wireshark PCNFSD Dissector Denial of Service Vulnerability
  • SECTRACK ID: 1022274: Wireshark PCNFSD Dissector Bug Lets Remote Users Deny Service
  • VUPEN/ADV-2009-1408: Wireshark PCNFSD Dissector Remote Denial of Service Vulnerability

Platforms Affected:

  • Gentoo Linux
  • MandrakeSoft Mandrake Linux 2008.1
  • MandrakeSoft Mandrake Linux 2008.1 X86_64
  • MandrakeSoft Mandrake Linux Corporate Server 4.0
  • MandrakeSoft Mandrake Linux Corporate Server 4.0 X86_64
  • Mandriva Linux 2009.0
  • Mandriva Linux 2009.0 X86_64
  • Mandriva Linux 2009.1 X86_64
  • Mandriva Linux 2009.1
  • RedHat Enterprise Linux 3 Desktop
  • RedHat Enterprise Linux 3 AS
  • RedHat Enterprise Linux 3 ES
  • RedHat Enterprise Linux 3 WS
  • RedHat Enterprise Linux 4 ES
  • RedHat Enterprise Linux 4 Desktop
  • RedHat Enterprise Linux 4 AS
  • RedHat Enterprise Linux 4 WS
  • RedHat Enterprise Linux 4.8.z AS
  • RedHat Enterprise Linux 4.8.z ES
  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5 Client Workstation
  • RedHat Enterprise Linux 5 Client
  • RedHat Enterprise Linux 5.3.z EUS
  • RedHat Enterprise Linux Long Life 5.3
  • Wireshark Wireshark 0.8.20
  • Wireshark Wireshark 0.9.10
  • Wireshark Wireshark 0.9.14
  • Wireshark Wireshark 0.9.5
  • Wireshark Wireshark 0.9.6
  • Wireshark Wireshark 0.9.7
  • Wireshark Wireshark 0.9.8
  • Wireshark Wireshark 0.99
  • Wireshark Wireshark 0.99.6
  • Wireshark Wireshark 0.99.6A
  • Wireshark Wireshark 0.99.7
  • Wireshark Wireshark 0.99.8
  • Wireshark Wireshark 1.0
  • Wireshark Wireshark 1.0.0
  • Wireshark Wireshark 1.0.1
  • Wireshark Wireshark 1.0.2
  • Wireshark Wireshark 1.0.3
  • Wireshark Wireshark 1.0.4
  • Wireshark Wireshark 1.0.5
  • Wireshark Wireshark 1.0.6
  • Wireshark Wireshark 1.0.7

Reported:

May 21, 2009

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