CVE-2021-26675
Published: 9 February 2021
A stack-based buffer overflow in dnsproxy in ConnMan before 1.39 could be used by network adjacent attackers to execute code.
Priority
Status
Package | Release | Status |
---|---|---|
connman Launchpad, Ubuntu, Debian |
jammy |
Not vulnerable
(1.36-2.3build1)
|
kinetic |
Not vulnerable
(1.41-2)
|
|
lunar |
Not vulnerable
(1.41-2)
|
|
upstream |
Released
(1.36-2.1)
|
|
trusty |
Does not exist
|
|
bionic |
Released
(1.35-6ubuntu0.1~esm1)
Available with Ubuntu Pro |
|
focal |
Released
(1.36-2ubuntu0.1)
|
|
groovy |
Ignored
(end of life)
|
|
xenial |
Not vulnerable
(code not present)
|
|
hirsute |
Ignored
(end of life)
|
|
impish |
Ignored
(end of life)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.8 |
Attack vector | Adjacent |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26675
- https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=e4079a20f617a4b076af503f6e4e8b0304c9f2cb
- https://bugzilla.suse.com/show_bug.cgi?id=1181751
- https://git.kernel.org/pub/scm/network/connman/connman.git/tree/ChangeLog
- https://www.openwall.com/lists/oss-security/2021/02/08/2
- https://ubuntu.com/security/notices/USN-6236-1
- NVD
- Launchpad
- Debian