Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2021-33833

Published: 9 June 2021

ConnMan (aka Connection Manager) 1.30 through 1.39 has a stack-based buffer overflow in uncompress in dnsproxy.c via NAME, RDATA, or RDLENGTH (for A or AAAA).

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
connman
Launchpad, Ubuntu, Debian
trusty Does not exist

groovy Ignored
(end of life)
hirsute Ignored
(end of life)
impish Ignored
(end of life)
jammy Not vulnerable
(1.36-2.3build1)
upstream Needs triage

bionic
Released (1.35-6ubuntu0.1~esm1)
Available with Ubuntu Pro
focal
Released (1.36-2ubuntu0.1)
xenial Not vulnerable
(code not present)
kinetic Not vulnerable
(1.41-2)
lunar Not vulnerable
(1.41-2)

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H