HOMEVULNERABILITIESCVE-2022-3500
MEDIUM

CVE-2022-3500

CWE-248Published: November 22, 2022· Updated: Jun 17, 2026

5.1
CVSS v3.1

Official Description

A vulnerability was found in keylime. This security issue happens in some circumstances, due to some improperly handled exceptions, there exists the possibility that a rogue agent could create errors on the verifier that stopped attestation attempts for that host leaving it in an attested state but not verifying that anymore.

NVD Source

Technical Analysis

CVE-2022-3500 requires local access, meaning attackers must already have a foothold on the target system.

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 5.1.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityHigh
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

Fedora1 product(s)
fedora
keylime1 product(s)
keylime
Red Hat1 product(s)
enterprise linux
Source: NVD CPE · 5 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

PATCHhttps://github.com/keylime/keylime/pull/1128
PATCHhttps://github.com/keylime/keylime/pull/1128
ADVISORYhttps://access.redhat.com/security/cve/CVE-2022-3500
ADVISORYhttps://access.redhat.com/security/cve/CVE-2022-3500

All References (10)

→
https://access.redhat.com/security/cve/CVE-2022-3500Third Party Advisory
→
https://github.com/keylime/keylime/pull/1128Issue Tracking · Patch · Third Party Advisory
→
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PUTHMDVFNGGVPCNPOGULMJAAFEP7MEXP/
→
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QX4XVCAUFGJ2I2NCTOKONTJGRJB2NBBT/
→
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQH5CJRX65QYMQN5WGUKKKE3IRJBWG5Z/
→
https://access.redhat.com/security/cve/CVE-2022-3500Third Party Advisory
→
https://github.com/keylime/keylime/pull/1128Issue Tracking · Patch · Third Party Advisory
→
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PUTHMDVFNGGVPCNPOGULMJAAFEP7MEXP/
→
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QX4XVCAUFGJ2I2NCTOKONTJGRJB2NBBT/
→
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQH5CJRX65QYMQN5WGUKKKE3IRJBWG5Z/

Quick Facts

CVE IDCVE-2022-3500
CVSS Score5.1 / 10
SeverityMEDIUM
WeaknessCWE-248
CISA KEVNo
Affected3 vendor(s)
PublishedNov 22, 2022

Related CVEs (CWE-248)

CVE-2018-11466
9.8
CVE-2025-53620
9.2
CVE-2023-0790
8.8
CVE-2026-46689
8.7
CVE-2026-9509
8.7
CVE-2025-43855
8.7

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-3500 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.
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