CVE-2022-30295

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
uclibcuclibc
𝑥
≤ 0.9.33.2
uclibc-ng_projectuclibc-ng
𝑥
≤ 1.0.40
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
uclibc
bookworm
unimportant
bullseye
unimportant
sid
unimportant
trixie
unimportant
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
uclibc
bionic
dne
focal
dne
jammy
dne
trusty
dne
xenial
dne
Common Weakness Enumeration
References
https://www.kb.cert.org/vuls/id/473698
https://www.nozominetworks.com/blog/nozomi-networks-discovers-unpatched-dns-bug-in-popular-c-standard-library-putting-iot-at-risk/
https://www.kb.cert.org/vuls/id/473698
https://www.nozominetworks.com/blog/nozomi-networks-discovers-unpatched-dns-bug-in-popular-c-standard-library-putting-iot-at-risk/