Input validation error in Wireshark - CVE-2013-4074

 

Input validation error in Wireshark - CVE-2013-4074

Published: June 10, 2013 / Updated: August 4, 2020


Vulnerability identifier: #VU33870
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:A/U:Green
CVE-ID: CVE-2013-4074
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vendor: Wireshark.org
Affected software:
Wireshark

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The dissect_capwap_data function in epan/dissectors/packet-capwap.c in the CAPWAP dissector in Wireshark 1.6.x before 1.6.16 and 1.8.x before 1.8.8 incorrectly uses a -1 data value to represent an error condition, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.


How to mitigate CVE-2013-4074

Install update from vendor's website.

Sources