Input validation error in Wireshark - CVE-2016-6509
Published: August 7, 2016 / Updated: July 28, 2020
Vulnerability identifier: #VU32254
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-6509
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Wireshark.org
Affected software:
Wireshark
Wireshark
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
epan/dissectors/packet-ldss.c in the LDSS dissector in Wireshark 1.12.x before 1.12.13 and 2.x before 2.0.5 mishandles conversations, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
How to mitigate CVE-2016-6509
Install update from vendor's website.
Sources
- http://openwall.com/lists/oss-security/2016/07/28/3
- http://www.debian.org/security/2016/dsa-3648
- http://www.securitytracker.com/id/1036480
- http://www.wireshark.org/security/wnpa-sec-2016-45.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12662
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=5a469ddc893f7c1912d0e15cc73bd3011e6cc2fb