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01 Record

CVE-2023-38200

Keylime: registrar is subject to a dos against ssl connections

HighPUBLISHEDCNA: redhat
CNA base score7.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

02 Description

Keylime: registrar is subject to a dos against ssl connections

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
1.44% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 73.0% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2023-07-24 15:19Z3 YR AGO
Last updated
2025-11-20 17:41Z11 MO AGO
Reserved
2023-07-13
Assigning CNA
redhat
Record state
PUBLISHED
Severity
High (CVSS 7.5)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
  • CWE-400Uncontrolled Resource ConsumptionClass
  • CWE-834Excessive IterationClass
Data version
5.2
Document digest
f11875f66882f3d58b0ee80b8d63c6f78fbd06498b9adc99a91e2e493a4128ed

05 Affected products

VendorProductVersionsPlatforms
Red HatRed Hat Enterprise Linux 9Not specified—

06 References

07 Fixed in

AlmaLinux 9

  • keylime
    Fixed in 6.5.2-6.el9_2.alma.1
  • keylime-base
    Fixed in 6.5.2-6.el9_2.alma.1
  • keylime-registrar
    Fixed in 6.5.2-6.el9_2.alma.1
  • keylime-selinux
    Fixed in 6.5.2-6.el9_2.alma.1
  • keylime-tenant
    Fixed in 6.5.2-6.el9_2.alma.1
  • keylime-verifier
    Fixed in 6.5.2-6.el9_2.alma.1
  • python3-keylime
    Fixed in 6.5.2-6.el9_2.alma.1

Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.

CloudLinux 9

  • keylime
    Fixed in 6.5.2-6.el9_2.alma.1
  • keylime-base
    Fixed in 6.5.2-6.el9_2.alma.1
  • keylime-registrar
    Fixed in 6.5.2-6.el9_2.alma.1
  • keylime-selinux
    Fixed in 6.5.2-6.el9_2.alma.1
  • keylime-tenant
    Fixed in 6.5.2-6.el9_2.alma.1
  • keylime-verifier
    Fixed in 6.5.2-6.el9_2.alma.1
  • python3-keylime
    Fixed in 6.5.2-6.el9_2.alma.1

Derived from AlmaLinux 9. Partial coverage: only packages taken from AlmaLinux 9 are listed.

Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.