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VULNERABILITIES

CVE-2022-30295 Details

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.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.kb.cert.org/vuls/id/473698 CVEThird Party AdvisoryUS Government Resource
https://www.nozominetworks.com/blog/nozomi-networks-discovers-unpatched-dns-bug-in-popular-c-standard-library-putting-iot-at-risk/ CVEThird Party Advisory
https://www.kb.cert.org/vuls/id/473698 [email protected]Third Party AdvisoryUS Government Resource
https://www.nozominetworks.com/blog/nozomi-networks-discovers-unpatched-dns-bug-in-popular-c-standard-library-putting-iot-at-risk/ [email protected]Third Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-330Use of Insufficiently Random Values[email protected]

Affected Products

ProductVersions
uclibc uclibc
<= 0.9.33.2

CPE

  • cpe:2.3:a:uclibc:uclibc:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
uclibc-ng project uclibc-ng
<= 1.0.40

CPE

  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2022-30295
NVD Published Date:
May 6, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2022-30295 Details - Not Deferred