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CVE-2013-4401

21
FAUCET Score

CVE-2013-4401 describes an improper permission check in the virConnectDomainXMLToNative API function within libvirt versions 1.1.0 through 1.1.3, specifically affecting Red Hat libvirt. This flaw allows authenticated attackers to escalate privileges from connect:read to domain:write, enabling the execution of Qemu binaries via crafted XML. With a CVSS score of 8.5, this vulnerability is considered highly severe due to its network-based attack vector, medium complexity, and complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.1.0CPE matchmatch criteria
cpe:2.3:a:redhat:libvirt:1.1.0:*:*:*:*:*:*:*
1.1.1CPE matchmatch criteria
cpe:2.3:a:redhat:libvirt:1.1.1:*:*:*:*:*:*:*
1.1.2CPE matchmatch criteria
cpe:2.3:a:redhat:libvirt:1.1.2:*:*:*:*:*:*:*
1.1.3CPE matchmatch criteria
cpe:2.3:a:redhat:libvirt:1.1.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

8.5HIGH

AV:N/AC:M/Au:S/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Exploitability Score
6.8
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.69%
Probability of exploitation in next 30 days
EPSS Percentile
74.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0169 is in the 70th percentile among its peer group of 1,162 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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 (1)

redhatpatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2013-4401Important

libvirt: unintended API access due to incorrect permissions checks

Oct 21, 2013

References

libvirt.org / git
bugzilla.redhat.com / show_bug.cgi
Patch
secunia.com / advisories/55210
Vendor Advisory
secunia.com / advisories/60895
security.gentoo.org / glsa/glsa-201412-04.xml
wiki.libvirt.org / page/Maintenance_Releases
securitytracker.com / id/1029241
ubuntu.com / usn/USN-2026-1