CVE-2013-2212

5.7 MEDIUM 0.6% exploit odds No fix listed

What it is

The vmx_set_uc_mode function in Xen 3.3 through 4.3, when disabling caches, allows local HVM guests with access to memory mapped I/O regions to cause a denial of service (CPU consumption and possibly hypervisor or guest kernel panic) via a crafted GFN range.

At a glance

Exploitability: Can be exploited from the same network segment without logging in. High risk of service disruption.
Exploit odds: 0.6% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2013-08-28 21:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:52 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.6% in the next 30 days (EPSS).
Severity: 5.7 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2013-08-28 21:55 UTC
Last modified: 2026-06-16 23:52 UTC
Exploit probability: 0.6% · EPSS, next 30 days
Weakness: CWE-119 · Buffer errors
Record status: Modified

Affected

Xen 3.3.0
Xen 3.3.1
Xen 3.3.2
Xen 3.4.0
Xen 3.4.1
Xen 3.4.2
Xen 3.4.3
Xen 3.4.4

Attack profile CVSS 2.0 · 5.7

Attack vector: Adjacent network
Complexity: Medium
Authentication: None
Confidentiality: None
Integrity: None
Availability: Complete

Raw vector

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

Is it in your code?

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Read https://cve-list.com/agent/cve/CVE-2013-2212.md and follow it. Check whether this project is affected by CVE-2013-2212. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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References

NVD record · CVE.org record