CVE-2022-29799
Published: 27 April 2022
A vulnerability was found in networkd-dispatcher. This flaw exists because no functions are sanitized by the OperationalState or the AdministrativeState of networkd-dispatcher. This attack leads to a directory traversal to escape from the “/etc/networkd-dispatcher” base directory.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
networkd-dispatcher Launchpad, Ubuntu, Debian |
bionic |
Released
(1.7-0ubuntu3.5)
|
| focal |
Released
(2.1-2~ubuntu20.04.3)
|
|
| impish |
Released
(2.1-2ubuntu0.21.10.2)
|
|
| jammy |
Released
(2.1-2ubuntu0.22.04.2)
|
|
| upstream |
Pending
(2.2.2)
|
|
|
Patches: upstream: https://gitlab.com/craftyguy/networkd-dispatcher/-/commit/074ff68f08d64a963a13e3cfc4fb3e3fb9006dfe upstream: https://gitlab.com/craftyguy/networkd-dispatcher/-/commit/652b32f17ad37c49ef098f352424f97f9b8aa031 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | None |
| Availability impact | None |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
References
- https://www.helpnetsecurity.com/2022/04/27/cve-2022-29799-cve-2022-29800/
- https://www.microsoft.com/security/blog/2022/04/26/microsoft-finds-new-elevation-of-privilege-linux-vulnerability-nimbuspwn/
- https://ubuntu.com/security/notices/USN-5395-1
- https://ubuntu.com/security/notices/USN-5395-2
- https://www.cve.org/CVERecord?id=CVE-2022-29799
- NVD
- Launchpad
- Debian