Information disclosure in Xen
CVE-2015-2044
The emulation routines for unspecified X86 devices in Xen 3.2.x through 4.5.x does not properly initialize data, which allow local HVM guest users to obtain sensitive information via vectors involving an unsupported access size.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v2 metric
CVSS v2 base score 2.1 (Low). Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (33.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Xen — versions 3.2.0, 3.2.1, 3.2.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-423…
- security.gentoo.org/glsa/201504-04 (vendor-advisory)
- support.citrix.com/article/CTX200484
- lists.fedoraproject.org/pipermail/package-announce/2015-March/152776.html (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2015-March/152588.html (vendor-advisory)
- xenbits.xen.org/xsa/advisory-121.html
- www.securitytracker.com/id/1031836 (vdb-entry)
- www.securityfocus.com/bid/72954 (vdb-entry)
- www.debian.org/security/2015/dsa-3181 (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2015-March/152483.html (vendor-advisory)
Frequently asked questions
- What is CVE-2015-2044?
- CVE-2015-2044 is a vulnerability in Xen, classified under Information Disclosure. Published 2015-03-12.
- Is CVE-2015-2044 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.