HIGH
CVE-2023-38200
CWE-400Published: July 24, 2023· Updated: Jun 17, 2026
7.5
CVSS v3.1
Official 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.
Technical Analysis
CVE-2023-38200 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
Fedora1 product(s)
fedora
keylime1 product(s)
keylime
Red Hat7 product(s)
enterprise linuxenterprise linux eusenterprise linux for ibm z systemsenterprise linux for ibm z systems eusenterprise linux for power little endianenterprise linux for power little endian eusenterprise linux server aus
Source: NVD CPE · 9 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (9)
→
https://access.redhat.com/errata/RHSA-2023:5080Third Party Advisory
→
https://access.redhat.com/security/cve/CVE-2023-38200Third Party Advisory
→
https://bugzilla.redhat.com/show_bug.cgi?id=2222692Issue Tracking · Third Party Advisory
→
https://access.redhat.com/errata/RHSA-2023:5080Third Party Advisory
→
https://access.redhat.com/security/cve/CVE-2023-38200Third Party Advisory
→
https://bugzilla.redhat.com/show_bug.cgi?id=2222692Issue Tracking · Third Party Advisory
Quick Facts
CVE IDCVE-2023-38200
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-400
CISA KEVNo
Affected3 vendor(s)
PublishedJul 24, 2023
Related CVEs (CWE-400)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-38200 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.