Home/CVE/Xen allows guest OS users to obtain sensitive information from uninitialized locations in host OS kernel memory by not e
CVE

CVE-2015-8553

Xen allows guest OS users to obtain sensitive information from uninitialized locations in host OS kernel memory by not e

Xen allows guest OS users to obtain sensitive information from uninitialized locations in host OS kernel memory by not enabling memory and I/O decoding control bits. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-0777.

MEDIUM · CVSS 6.5 EPSS 0.00273
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
▤

Affected Products & Versions

2
xenall versions
redhat enterprise linuxall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Apr 2016 · 03:59 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://xenbits.xen.org/xsa/advisory-120.htmlPatchVendor Advisory
https://seclists.org/bugtraq/2019/Aug/18
https://www.debian.org/security/2019/dsa-4497
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