uClibc-ng through 1.0.40 and uClibc through 0.9.33.2 use predictable DNS transaction IDs…
Priority MEDIUM 42CWE-330Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- High · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.11205 95th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:uclibc:uclibc:*:*:*:*:*:*:*:* | up to 0.9.33.2 | Vulnerable | uClibC |
| cpe:2.3:a:uclibc-ng_project:uclibc-ng:*:*:*:*:*:*:*:* | up to 1.0.40 | Vulnerable | Uclibc-ng Project |
- cpe:2.3:a:uclibc:uclibc:*:*:*:*:*:*:*:* Versions up to 0.9.33.2 Vulnerable ·uClibC
- cpe:2.3:a:uclibc-ng_project:uclibc-ng:*:*:*:*:*:*:*:* Versions up to 1.0.40 Vulnerable ·Uclibc-ng Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-30295
- 2026-10-03 Alias added: GHSA-gv7v-mf7r-p93f
References
Sources
- CVE-2022-30295 · CVE Program
- CVE-2022-30295 · NVD
- FIRST EPSS
- GHSA-gv7v-mf7r-p93f · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences