MEDIUM · 5.2

CVE-2013-4554

Xen 3.0.3 through 4.1.x (possibly 4.1.6.1), 4.2.x (possibly 4.2.3), and 4.3.x (possibly 4.3.1) does not properly prevent access to hypercalls, which allows local guest users to gain privileges via a c...

Vulnerability Description

Xen 3.0.3 through 4.1.x (possibly 4.1.6.1), 4.2.x (possibly 4.2.3), and 4.3.x (possibly 4.3.1) does not properly prevent access to hypercalls, which allows local guest users to gain privileges via a crafted application running in ring 1 or 2.

CVSS Score

5.2

MEDIUM

AV:A/AC:L/Au:S/C:P/I:P/A:P
Confidentiality
PARTIAL
Integrity
PARTIAL
Availability
PARTIAL

Affected Products

VendorProductVersions
XenXen3.0.3

Related Weaknesses (CWE)

References

FAQ

What is CVE-2013-4554?

CVE-2013-4554 is a vulnerability with a CVSS score of 5.2 (MEDIUM). Xen 3.0.3 through 4.1.x (possibly 4.1.6.1), 4.2.x (possibly 4.2.3), and 4.3.x (possibly 4.3.1) does not properly prevent access to hypercalls, which allows local guest users to gain privileges via a c...

How severe is CVE-2013-4554?

CVE-2013-4554 has been rated MEDIUM with a CVSS base score of 5.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2013-4554?

Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen.