CVE-2022-30295
Published: 6 May 2022
uClibc-ng through 1.0.40 and uClibc through 0.9.33.2 use predictable DNS transaction IDs that may lead to DNS cache poisoning. This is related to a reset of a value to 0x2.
Notes
Author | Note |
---|---|
sbeattie | ubuntu removed uClibc from the Ubuntu archive in 2011 and did not bring it back even when debian converted to using uClibc-ng in the src:uclibc pacakge. |
Priority
Status
Package | Release | Status |
---|---|---|
uclibc Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
focal |
Does not exist
|
|
jammy |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Released
(1.0.41-1)
|
|
xenial |
Does not exist
|
|
Patches: upstream: https://cgit.uclibc-ng.org/cgi/cgit/uclibc-ng.git/commit/?id=f73fcb3d067e22817189077c9b7bd2417c930d34 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.5 |
Attack vector | Network |
Attack complexity | High |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | Low |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N |