Vulnerability Details : CVE-2013-4368
The outs instruction emulation in Xen 3.1.x, 4.2.x, 4.3.x, and earlier, when using FS: or GS: segment override, uses an uninitialized variable as a segment base, which allows local 64-bit PV guests to obtain sensitive information (hypervisor stack content) via unspecified vectors related to stale data in a segment register.
Vulnerability category: Information leak
Exploit prediction scoring system (EPSS) score for CVE-2013-4368
Probability of exploitation activity in the next 30 days: 0.06%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 23 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2013-4368
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
1.9
|
LOW | AV:L/AC:M/Au:N/C:P/I:N/A:N |
3.4
|
2.9
|
NIST |
CWE ids for CVE-2013-4368
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The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-4368
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http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
[security-announce] SUSE-SU-2014:0470-1: important: Security update for
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https://exchange.xforce.ibmcloud.com/vulnerabilities/87799
Xen emulation information disclosure CVE-2013-4368 Vulnerability Report
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http://lists.opensuse.org/opensuse-updates/2013-11/msg00009.html
openSUSE-SU-2013:1636-1: moderate: xen: security and bugfix update to 4.
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http://security.gentoo.org/glsa/glsa-201407-03.xml
Xen: Multiple Vunlerabilities (GLSA 201407-03) — Gentoo security
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http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
[security-announce] SUSE-SU-2014:0446-1: important: Security update for
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http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html
[security-announce] SUSE-SU-2014:0411-1: important: Security update for
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http://www.openwall.com/lists/oss-security/2013/10/10/10
oss-security - Xen Security Advisory 67 (CVE-2013-4368) - Information leak through outs instruction emulation
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http://www.debian.org/security/2014/dsa-3006
Debian -- Security Information -- DSA-3006-1 xen
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http://rhn.redhat.com/errata/RHSA-2013-1449.html
RHSA-2013:1449 - Security Advisory - Red Hat Customer Portal
Products affected by CVE-2013-4368
- cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.1.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.0.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.0.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.1.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*