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CVE-2014-5118

19
FAUCET Score

CVE-2014-5118 describes a security bypass vulnerability in Trusted Boot (tboot) versions prior to 1.8.2, specifically within the 'loader.c' component, impacting various Fedora and Red Hat Enterprise Linux distributions. With a CVSS v3.1 score of 5.5 (Medium), this vulnerability allows a local, low-privileged attacker to achieve high integrity impact without user interaction, though confidentiality and availability are not affected. Despite its potential for local privilege escalation, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.8.2CPE matchmatch criteria
cpe:2.3:a:trusted_boot_project:trusted_boot:*:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
19CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:19:*:*:*:*:*:*:*
20CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.39%
Probability of exploitation in next 30 days
EPSS Percentile
31.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0039 is in the 87th percentile among its peer group of 15,937 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 0.1 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: tboot-1:1.8.2-1.el7
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: tboot

Vendor Advisories (1)

redhatCVE-2014-5118Low

tboot: argument measurement vulnerability for GRUB2+ELF kernels

Jul 24, 2014

References

lists.fedoraproject.org / pipermail/package-announce/2014-August/136768.html
lists.fedoraproject.org / pipermail/package-announce/2014-August/136778.html
exchange.xforce.ibmcloud.com / vulnerabilities/95063
openwall.com / lists/oss-security/2014/07/30/4
securityfocus.com / bid/68960
Third Party AdvisoryVDB Entry