CVE-2022-30295
MEDIUMCVSS 6.5/10EPSS 11.26%
Last modified
CVE-2022-30295 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 11.26% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Uclibc | Uclibc | <= 0.9.33.2 |
| Uclibc-Ng Project | Uclibc-Ng | <= 1.0.40 |
References
- https://www.kb.cert.org/vuls/id/473698Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/473698Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2022-30295?
CVE-2022-30295 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 11.26% probability of exploitation in the next 30 days.
How do I fix CVE-2022-30295?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2022-30295?
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Scan your code nowSource: NVD / NIST