CVE-2016-6504: Null Pointer Dereference
Published Aug 6, 2016
·Updated
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.
Affected Software
13 affected components
Wireshark Wireshark=1.12.0
Wireshark Wireshark=1.12.1
Wireshark Wireshark=1.12.2
Wireshark Wireshark=1.12.3
Wireshark Wireshark=1.12.4
Wireshark Wireshark=1.12.5
Wireshark Wireshark=1.12.6
Wireshark Wireshark=1.12.7
Wireshark Wireshark=1.12.8
Wireshark Wireshark=1.12.9
Wireshark Wireshark=1.12.10
Wireshark Wireshark=1.12.11
Wireshark Wireshark=1.12.12
Remediation
Event History
Aug 6, 2016
CVE Published
via MITRE·11:00 PM
Data Sourced
via MITRE·11:00 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2016-6504?
CVE-2016-6504 has a severity rating of medium due to its potential to cause a denial of service.
2
How do I fix CVE-2016-6504?
To fix CVE-2016-6504, update Wireshark to version 1.12.13 or later.
3
What versions of Wireshark are affected by CVE-2016-6504?
CVE-2016-6504 affects Wireshark versions 1.12.0 to 1.12.12.
4
What type of vulnerability is CVE-2016-6504?
CVE-2016-6504 is a denial of service vulnerability caused by a NULL pointer dereference in the NDS dissector.
5
Can CVE-2016-6504 be exploited remotely?
Yes, CVE-2016-6504 can be exploited remotely by sending crafted packets to the vulnerable Wireshark versions.