Vulnerability in Uclibc
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N.
EPSS exploit prediction
EPSS: 0.122 (96.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.119 · newest: 0.122 · change: +0.003
Affected products
Weakness classification (CWE)
References
- www.nozominetworks.com/blog/nozomi-networks-discovers-unpatched-dns-bug-in-popu… (Third Party Advisory)
- www.kb.cert.org/vuls/id/473698 (US Government Resource, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2022-30295?
- CVE-2022-30295 is a medium-severity vulnerability in Uclibc, classified under Use of Insufficiently Random Values. CVSS score: 6.5/10. Published 2022-05-06.
- How severe is CVE-2022-30295?
- Medium severity. CVSS v3 base score is 6.5 out of 10.