CVE-2015-3340

2.9 LOW 0.8% exploit odds Fix listed

What it is

Xen 4.2.x through 4.5.x does not initialize certain fields, which allows certain remote service domains to obtain sensitive information from memory via a (1) XEN_DOMCTL_gettscinfo or (2) XEN_SYSCTL_getdomaininfolist request.

At a glance

Exploitability: Can be exploited from the same network segment without logging in. Limited direct impact.
Exploit odds: 0.8% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2015-04-28 14:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:25 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.8% in the next 30 days (EPSS).
Severity: 2.9 LOW (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2015-04-28 14:59 UTC
Last modified: 2026-06-17 00:25 UTC
Exploit probability: 0.8% · EPSS, next 30 days
Weakness: CWE-200 · Information exposure
Record status: Modified

Affected

Xen 4.2.0
Xen 4.2.1
Xen 4.2.2
Xen 4.2.3
Xen 4.2.4
Xen 4.2.5
Xen 4.3.0
Xen 4.3.1

Attack profile CVSS 2.0 · 2.9

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

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2015-3340.md and follow it. Check whether this project is affected by CVE-2015-3340. 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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Fix and advisories

References

NVD record · CVE.org record