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CVE-2023-38200Keylime: registrar is subject to a dos against ssl connections
- 7.5HighCVSS base score
- 1.4%Exploitation in 30 daysEPSS · top 26% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A flaw was found in Keylime. Due to their blocking nature, the Keylime registrar is subject to a remote denial of service against its SSL connections. This flaw allows an attacker to exhaust all available connections.
Timeline
ID reserved
By redhat
- 11 days later
· 11 days later
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| redhatCNA (assigner) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.4% · top 26% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
Red Hat · Red Hat Enterprise Linux 9
- unaffected 0:6.5.2-6.el9_2 – < *
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- PyPIkeylimeGHSA-pg75-v6fp-8q59 (opens in a new tab)
References
References5
- RHSA-2023:5080 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://access.redhat.com/security/cve/CVE-2023-38200 (opens in a new tab)vdb-entryx_refsource_REDHATx_transferred
- RHBZ#2222692 (opens in a new tab)issue-trackingx_refsource_REDHATx_transferred
- https://github.com/keylime/keylime/pull/1421 (opens in a new tab)x_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/ZIZZB5NHNCS5D2AEH3ZAO6OQC72IK7WS/ (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-2332 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-pg75-v6fp-8q59 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2023-38200)Record last updated .