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CVE-2013-1820

19
FAUCET Score

CVE-2013-1820 describes a local privilege escalation vulnerability in the 'tuned' service, affecting Fedora and Red Hat's 'tuned' package before version 2.x. The flaw stems from insecure permissions within 'tuned's ktune service, allowing local users to terminate running processes. This vulnerability has a CVSS score of 5.5 (Medium), indicating a low attack complexity and requiring local access, but with a high impact on availability. There is no evidence of active exploitation, no known public exploit code (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.0.2CPE matchmatch criteria
cpe:2.3:a:redhat:tuned:*:*:*:*:*:*:*:*
17CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:17:*:*:*:*:*:*:*

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:N/A:H

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

Exploit Intelligence

EPSS Score
0.38%
Probability of exploitation in next 30 days
EPSS Percentile
30.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0038 is in the 86th percentile among its peer group of 15,940 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

Vendor Patches (1)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: tuned

Vendor Advisories (1)

redhatCVE-2013-1820Low

tuned: insecure permissions of pmqos-static.pid

Feb 26, 2012

References

bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
security-tracker.debian.org / tracker/CVE-2013-1820
Third Party Advisory