CVE-2015-8553

LOW

Description

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.

References

http://xenbits.xen.org/xsa/advisory-120.html

https://seclists.org/bugtraq/2019/Aug/18

https://www.debian.org/security/2019/dsa-4497

Details

Source: MITRE

Published: 2016-04-13

Updated: 2019-08-13

Type: CWE-200

Risk Information

CVSS v2.0

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3.0

Base Score: 6.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Impact Score: 4

Exploitability Score: 2

Severity: MEDIUM