Vulnerability Details : CVE-2015-4104
Xen 3.3.x through 4.5.x does not properly restrict access to PCI MSI mask bits, which allows local x86 HVM guest users to cause a denial of service (unexpected interrupt and host crash) via unspecified vectors.
Vulnerability category: Denial of service
Products affected by CVE-2015-4104
- cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:*
- 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:3.4.0:*:*:*:*:*:*:*
- 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:4.3.0:*:*:*:*:*:*:*
- 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:4.3.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.1:-:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.5.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.3.4:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-4104
2.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 89 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-4104
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
CWE ids for CVE-2015-4104
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-4104
-
http://www.securitytracker.com/id/1032464
Xen PCI MSI Mask Bits Access Control Flaw Lets Local Guest Users Deny Service on the Host System - SecurityTracker
-
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160171.html
[SECURITY] Fedora 22 Update: xen-4.5.0-10.fc22
-
https://support.citrix.com/article/CTX206006
Citrix NetScaler Service Delivery Appliance Multiple Security Updates
-
http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00029.html
[security-announce] SUSE-SU-2015:1156-1: important: Security update for
-
http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00004.html
[security-announce] SUSE-SU-2015:1042-1: important: Security update for
-
http://support.citrix.com/article/CTX201145
Citrix XenServer Multiple Security Updates
-
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160685.html
[SECURITY] Fedora 20 Update: xen-4.3.4-6.fc20
-
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160154.html
[SECURITY] Fedora 21 Update: xen-4.4.2-5.fc21
-
http://www.debian.org/security/2015/dsa-3284
Debian -- Security Information -- DSA-3284-1 qemu
-
http://www.ubuntu.com/usn/USN-2630-1
USN-2630-1: QEMU vulnerabilities | Ubuntu security notices
-
http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00007.html
[security-announce] SUSE-SU-2015:1045-1: important: Security update for
-
http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00030.html
[security-announce] SUSE-SU-2015:1157-1: important: Security update for
-
https://security.gentoo.org/glsa/201604-03
Xen: Multiple vulnerabilities (GLSA 201604-03) — Gentoo security
-
http://xenbits.xen.org/xsa/advisory-129.html
XSA-129 - Xen Security AdvisoriesVendor Advisory
-
http://www.securityfocus.com/bid/74950
Xen CVE-2015-4104 Local Denial of Service Vulnerability
-
http://www.debian.org/security/2015/dsa-3286
Debian -- Security Information -- DSA-3286-1 xen
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