CVE-2016-10013

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

Xen through 4.8.x allows local 64-bit x86 HVM guest OS users to gain privileges by leveraging mishandling of SYSCALL singlestep during emulation.

References

http://www.debian.org/security/2017/dsa-3847

http://www.securityfocus.com/bid/94963

http://www.securitytracker.com/id/1037491

http://xenbits.xen.org/xsa/advisory-204.html

Details

Source: MITRE

Published: 2017-01-26

Updated: 2017-11-04

Type: CWE-264

Risk Information

CVSS v2

Base Score: 4.6

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

Impact Score: 6.4

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3

Base Score: 7.8

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

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH

Vulnerable Software

Configuration 1

OR

cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:* versions up to 4.8.0 (inclusive)

Tenable Plugins

View all (20 total)

IDNameProductFamilySeverity
140019OracleVM 3.4 : xen (OVMSA-2020-0039) (Bunker Buster) (Foreshadow) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout) (Meltdown) (POODLE) (Spectre)NessusOracleVM Local Security Checks
critical
111992OracleVM 3.4 : xen (OVMSA-2018-0248) (Bunker Buster) (Foreshadow) (Meltdown) (POODLE) (Spectre)NessusOracleVM Local Security Checks
critical
103830OracleVM 3.4 : xen (OVMSA-2017-0153)NessusOracleVM Local Security Checks
critical
100071Debian DSA-3847-1 : xen - security updateNessusDebian Local Security Checks
high
99377Citrix XenServer multiple vulnerabilities (CTX222565)NessusMisc.
high
97828SUSE SLES11 Security Update : xen (SUSE-SU-2017:0718-1)NessusSuSE Local Security Checks
critical
96960Xen SYSCALL singlestep Handling Privilege Escalation (XSA-204)NessusMisc.
high
96522OracleVM 3.2 : xen (OVMSA-2017-0009)NessusOracleVM Local Security Checks
high
96520OracleVM 3.4 : xen (OVMSA-2017-0007)NessusOracleVM Local Security Checks
high
96491Debian DLA-783-1 : xen security updateNessusDebian Local Security Checks
high
96253openSUSE Security Update : xen (openSUSE-2017-5)NessusSuSE Local Security Checks
high
96252openSUSE Security Update : xen (openSUSE-2017-4)NessusSuSE Local Security Checks
high
96250openSUSE Security Update : xen (openSUSE-2017-2)NessusSuSE Local Security Checks
high
96216Fedora 24 : xen (2016-bc02bff7f5)NessusFedora Local Security Checks
high
96158Fedora 25 : xen (2016-92e3ea2d1b)NessusFedora Local Security Checks
high
96087SUSE SLES12 Security Update : xen (SUSE-SU-2016:3241-1)NessusSuSE Local Security Checks
high
96081SUSE SLES11 Security Update : xen (SUSE-SU-2016:3221-1)NessusSuSE Local Security Checks
high
96076SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2016:3208-1)NessusSuSE Local Security Checks
high
96075SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2016:3207-1)NessusSuSE Local Security Checks
high
95974FreeBSD : xen-kernel -- x86: Mishandling of SYSCALL singlestep during emulation (942433db-c661-11e6-ae1b-002590263bf5)NessusFreeBSD Local Security Checks
high