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CVE-2014-3677

20
FAUCET Score

CVE-2014-3677 is an unspecified vulnerability in Red Hat Shim that could allow attackers to execute arbitrary code through memory corruption by providing a specially crafted MOK list. This vulnerability has a CVSS score of 7.5, indicating high severity with potential for partial confidentiality, integrity, and availability impacts, and can be exploited remotely with low attack complexity. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.3, < 0.8CPE matchmatch criteria
cpe:2.3:a:redhat:shim:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.74%
Probability of exploitation in next 30 days
EPSS Percentile
84.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0274 is in the 73rd percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: shim-0:0.7-8.el7_0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: shim-signed-0:0.7-8.el7_0
View patch

Vendor Advisories (1)

redhatCVE-2014-3677Moderate

shim: memory corruption flaw when processing Machine Owner Keys (MOKs)

Oct 13, 2014

References

rhn.redhat.com / errata/RHSA-2014-1801.html
Broken Link
exchange.xforce.ibmcloud.com / vulnerabilities/96989
Third Party AdvisoryVDB Entry
openwall.com / lists/oss-security/2014/10/13/4
Mailing ListPatchThird Party Advisory
securityfocus.com / bid/70410
Third Party AdvisoryVDB Entry