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