Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2022-3500

20
FAUCET Score

CVE-2022-3500 is a medium-severity vulnerability affecting Keylime, Fedora, and Red Hat Enterprise Linux. It allows a rogue agent to disrupt attestation attempts on the verifier by exploiting improperly handled exceptions, potentially leaving a host in an unverified state. The vulnerability has a CVSS score of 5.1, indicating a local attack vector with high attack complexity, resulting in high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 6.5.1CPE matchmatch criteria
cpe:2.3:a:keylime:keylime:*:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
35CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
36CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
37CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.1MEDIUM

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.4
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.25%
Probability of exploitation in next 30 days
EPSS Percentile
16.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0025 is in the 7th percentile among its peer group of 1,595 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: KeylimeFixed in: 6.5.1
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: keylime-0:6.5.1-1.el9_1
View patch

Vendor Advisories (2)

pipGHSA-hff2-x2j9-gxgvhigh

Keylime: unhandled exceptions could lead to invalid attestation states

Oct 28, 2022
redhatCVE-2022-3500Moderate

keylime: exception handling and impedance match in tornado_requests

Oct 27, 2022

References

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