Wireshark IEEE 802.11 Dissector 'epan/crypt/airpdcap.c' Denial of Service Vulnerability

Bugtraq ID:	103165
Class:	Failure to Handle Exceptional Conditions
CVE:	CVE-2018-7335
Remote:	Yes
Local:	No
Published:	Feb 23 2018 12:00AM
Updated:	Feb 23 2018 12:00AM
Credit:	Jakub Zawadzki
Vulnerable:	Wireshark Wireshark 2.4.4 Wireshark Wireshark 2.4.3 Wireshark Wireshark 2.4.1 Wireshark Wireshark 2.4 Wireshark Wireshark 2.2.12 Wireshark Wireshark 2.2.11 Wireshark Wireshark 2.2.10 Wireshark Wireshark 2.2.9 Wireshark Wireshark 2.2.8 Wireshark Wireshark 2.2.7 Wireshark Wireshark 2.2.6 Wireshark Wireshark 2.2.5 Wireshark Wireshark 2.2.4 Wireshark Wireshark 2.2.3 Wireshark Wireshark 2.2.2 Wireshark Wireshark 2.2.1 Wireshark Wireshark 2.2 Wireshark Wireshark 2.4.2
Not Vulnerable:	Wireshark Wireshark 2.4.5 Wireshark Wireshark 2.2.13

Wireshark IEEE 802.11 Dissector 'epan/crypt/airpdcap.c' Denial of Service Vulnerability

Wireshark is prone to a remote denial-of-service vulnerability because it fails to properly handle certain types of packets.

An attacker can leverage this issue to crash the affected application, denying service to legitimate users.

Wireshark versions 2.4.0 through 2.4.4 and 2.2.0 through 2.2.12 are vulnerable.

Wireshark IEEE 802.11 Dissector 'epan/crypt/airpdcap.c' Denial of Service Vulnerability

A sample packet trace file is available in the Wireshark bug report. Please see the references for more information.

Wireshark IEEE 802.11 Dissector 'epan/crypt/airpdcap.c' Denial of Service Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

Wireshark IEEE 802.11 Dissector 'epan/crypt/airpdcap.c' Denial of Service Vulnerability

References:

• Bug 14442 - [oss-fuzz] #6336 ieee80211: Crash in _gcry_aes_cbc_enc (AirPDcapPack (Wireshark)
  
• Wireshark Homepage (Wireshark)
  
• wnpa-sec-2018-05 · IEEE 802.11 dissector crash (Wireshark)