What is CVE-2022-23949?

CVE-2022-23949 is a high-severity vulnerability in Keylime, classified under Authentication Bypass by Spoofing. CVSS score: 7.5/10. Published 2022-09-21.

How severe is CVE-2022-23949?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Keylime

CVE-2022-23949

In Keylime before 6.3.0, unsanitized UUIDs can be passed by a rogue agent and can lead to log spoofing on the verifier and registrar.

Published 2022-09-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.014 (70.4th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.014 · change: +0.002

Affected products

Keylime
Keylime — versions keylime 6.3.0

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

References

seclists.org/oss-sec/2022/q1/101 (Exploit, Patch, Mailing List, Third Party Advisory)
github.com/keylime/keylime/security/advisories/GHSA-87gh-qc28-j9mm (Third Party Advisory)
github.com/keylime/keylime/commit/387e320dc22c89f4f47c68cb37eb9eec2137f34b (Patch, Third Party Advisory)
github.com/keylime/keylime/commit/e429e95329fc60608713ddfb82f4a92ee3b3d2d9 (Patch, Third Party Advisory)
github.com/keylime/keylime/commit/65c2b737129b5837f4a03660aeb1191ced275a57 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-23949?: CVE-2022-23949 is a high-severity vulnerability in Keylime, classified under Authentication Bypass by Spoofing. CVSS score: 7.5/10. Published 2022-09-21.
How severe is CVE-2022-23949?: High severity. CVSS v3 base score is 7.5 out of 10.