Vulnerability Details : CVE-2014-4021
Xen 3.2.x through 4.4.x does not properly clean memory pages recovered from guests, which allows local guest OS users to obtain sensitive information via unspecified vectors.
Vulnerability category: Overflow
Exploit prediction scoring system (EPSS) score for CVE-2014-4021
Probability of exploitation activity in the next 30 days: 0.06%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 26 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-4021
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
2.7
|
LOW | AV:A/AC:L/Au:S/C:P/I:N/A:N |
5.1
|
2.9
|
NIST |
CWE ids for CVE-2014-4021
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-4021
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http://support.citrix.com/article/CTX140984
Citrix XenServer Multiple Security Updates
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http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html
[security-announce] openSUSE-SU-2014:1279-1: important: xen: security an
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http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html
[security-announce] openSUSE-SU-2014:1281-1: important: xen: security an
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http://www.securityfocus.com/bid/68070
Xen CVE-2014-4021 Information Disclosure Vulnerability
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http://lists.fedoraproject.org/pipermail/package-announce/2014-July/135068.html
[SECURITY] Fedora 19 Update: xen-4.2.4-6.fc19
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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://linux.oracle.com/errata/ELSA-2014-0926-1.html
linux.oracle.com | ELSA-2014-0926-1
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http://xenbits.xen.org/xsa/advisory-100.html
XSA-100 - Xen Security AdvisoriesPatch;Vendor Advisory
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http://secunia.com/advisories/60471
Sign in
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http://www.securitytracker.com/id/1030442
Xen Lets Local Guests Obtain Hypervisor Heap Memory Contents - SecurityTracker
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http://www.debian.org/security/2014/dsa-3006
Debian -- Security Information -- DSA-3006-1 xen
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http://linux.oracle.com/errata/ELSA-2014-0926.html
linux.oracle.com | ELSA-2014-0926
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http://secunia.com/advisories/60130
Sign in
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http://lists.fedoraproject.org/pipermail/package-announce/2014-July/135071.html
[SECURITY] Fedora 20 Update: xen-4.3.2-6.fc20
Products affected by CVE-2014-4021
- cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.0:*:*:*:*:*:*:*
- 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:4.3.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*