CVE-2016-6504

moderate-risk

Published 2016-08-06

epan/dissectors/packet-ncp2222.inc in the NDS dissector in Wireshark 1.12.x before 1.12.13 does not properly maintain a ptvc data structure, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted packet.

Do I need to act?

2.0% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

1 public exploit available

40194

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.9/10 Medium

NETWORK / HIGH complexity

Affected Products (13)

Wireshark

Affected Vendors

Wireshark

References (16)

Mailing List http://openwall.com/lists/oss-security/2016/07/28/3

http://www.debian.org/security/2016/dsa-3648

http://www.securityfocus.com/bid/92164

http://www.securitytracker.com/id/1036480

Vendor Advisory http://www.wireshark.org/security/wnpa-sec-2016-40.html

Issue Tracking https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12576

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9eacbb4d...

https://www.exploit-db.com/exploits/40194/

Mailing List http://openwall.com/lists/oss-security/2016/07/28/3

http://www.debian.org/security/2016/dsa-3648

http://www.securityfocus.com/bid/92164

http://www.securitytracker.com/id/1036480

Vendor Advisory http://www.wireshark.org/security/wnpa-sec-2016-40.html

Issue Tracking https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12576

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9eacbb4d...

https://www.exploit-db.com/exploits/40194/

/ 100

moderate-risk

Severity 18/34 · Moderate

Exploitability 12/34 · Low

Exposure 17/34 · Moderate