CVE-2018-7420

Publication date 23 February 2018

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

7.5 · High

Score breakdown

In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the pcapng file parser could crash. This was addressed in wiretap/pcapng.c by adding a block-size check for sysdig event blocks.

Status

Package Ubuntu Release Status
wireshark 18.04 LTS bionic
Fixed 2.6.3-1~ubuntu18.04.1
17.10 artful Ignored end of life
16.04 LTS xenial
Fixed 2.6.3-1~ubuntu16.04.1
14.04 LTS trusty
Fixed 2.6.3-1~ubuntu14.04.1

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H