Vulnerability Details : CVE-2023-38201
A flaw was found in the Keylime registrar that could allow a bypass of the challenge-response protocol during agent registration. This issue may allow an attacker to impersonate an agent and hide the true status of a monitored machine if the fake agent is added to the verifier list by a legitimate user, resulting in a breach of the integrity of the registrar database.
Products affected by CVE-2023-38201
- cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:9.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:9.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:9.2_ppc64le:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:9.0_ppc64le:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:9.2_s390x:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:9.0_s390x:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
- cpe:2.3:a:keylime:keylime:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-38201
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 24 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-38201
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
2.8
|
3.6
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
2.8
|
3.6
|
Red Hat, Inc. |
CWE ids for CVE-2023-38201
-
The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.Assigned by: secalert@redhat.com (Secondary)
References for CVE-2023-38201
-
https://access.redhat.com/errata/RHSA-2023:5080
RHSA-2023:5080 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://github.com/keylime/keylime/commit/9e5ac9f25cd400b16d5969f531cee28290543f2a
Fix for CVE-2023-38201 (Security Advisory GHSA-f4r5-q63f-gcww) · keylime/keylime@9e5ac9f · GitHubPatch
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZIZZB5NHNCS5D2AEH3ZAO6OQC72IK7WS/
[SECURITY] Fedora 38 Update: keylime-6.6.0-2.fc38 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://access.redhat.com/security/cve/CVE-2023-38201
CVE-2023-38201- Red Hat Customer PortalThird Party Advisory
-
https://github.com/keylime/keylime/security/advisories/GHSA-f4r5-q63f-gcww
Challenge-response protocol between Registrar and (untrusted) Agent can be bypassed by an attacker · Advisory · keylime/keylime · GitHubVendor Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=2222693
2222693 – (CVE-2023-38201) CVE-2023-38201 Keylime: challenge-response protocol bypass during agent registrationIssue Tracking;Patch;Third Party Advisory
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