CVEvulnerability
CVE-2022-30295
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-05-06
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
- CVSS 2.0 ([email protected])
- 4.0 MEDIUM — AV:N/AC:H/Au:N/C:P/I:P/A:N
- Weaknesses
- CWE-330
Description
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.
Affected configurations
• uclibc uclibc (<= 0.9.33.2)
• uclibc-ng project uclibc-ng (<= 1.0.40)
Related
Weakness · CWE (1)
- CWE-330 Use of Insufficiently Random Values weakness
References
- https://www.kb.cert.org/vuls/id/473698 Third Party Advisory, US Government Resource
- https://www.nozominetworks.com/blog/nozomi-networks-discovers-unpatched-dns-bug-in-popular-c-standard-library-putting-iot-at-risk/ Third Party Advisory
- https://www.kb.cert.org/vuls/id/473698 Third Party Advisory, US Government Resource
- https://www.nozominetworks.com/blog/nozomi-networks-discovers-unpatched-dns-bug-in-popular-c-standard-library-putting-iot-at-risk/ Third Party Advisory