CVE-2016-4079: Buffer Overflow

Published Apr 25, 2016

Updated

epan/dissectors/packet-pktc.c in the PKTC dissector in Wireshark 1.12.x before 1.12.11 and 2.0.x before 2.0.3 does not verify BER identifiers, which allows remote attackers to cause a denial of service (out-of-bounds write and application crash) via a crafted packet.

Affected Software

16 affected components

Debian Debian Linux=8.0

Oracle Solaris=11.3

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=2.0.0

Wireshark Wireshark=2.0.1

Wireshark Wireshark=2.0.2

Event History

Apr 25, 2016

CVE Published

via MITRE·10:00 AM

Data Sourced

via MITRE·10:00 AM

Description

Frequently Asked Questions

What is the severity of CVE-2016-4079?

CVE-2016-4079 has been rated as a moderate severity vulnerability causing a denial of service.

How do I fix CVE-2016-4079?

To fix CVE-2016-4079, upgrade Wireshark to version 1.12.11 or 2.0.3 or later.

Which versions of Wireshark are affected by CVE-2016-4079?

CVE-2016-4079 affects Wireshark versions 1.12.0 through 1.12.10 and 2.0.0 through 2.0.2.

What can an attacker do with CVE-2016-4079?

An attacker exploiting CVE-2016-4079 can send a specially crafted packet to crash the Wireshark application.

Is CVE-2016-4079 specific to any operating systems?

CVE-2016-4079 is relevant to any operating system running vulnerable versions of Wireshark, including Debian and Oracle Solaris.