CVE-2015-6927

CVSS V2 Low 3.6 CVSS V3 None

Description

vzctl before 4.9.4 determines the virtual environment (VE) layout based on the presence of root.hdd/DiskDescriptor.xml in the VE private directory, which allows local simfs container (CT) root users to change the root password for arbitrary ploop containers, as demonstrated by a symlink attack on the ploop container root.hdd file and then access a control panel.

Overview

CVE ID
CVE-2015-6927

Assigner
cve@mitre.org

Vulnerability Status
Modified

Published Version
2015-09-28T20:59:09

Last Modified Date
2017-07-01T01:29:20

Weakness Enumerations

CWE	URL
CWE-59	http://cwe.mitre.org/data/definitions/59.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:openvz:vzctl::::::::	1	OR		4.9.3

CVSS Version 2

Version
2.0

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

Access Vector
LOCAL

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
3.6

Severity
LOW

Exploitability Score
3.9

Impact Score
4.9

References

Reference URL	Reference Tags
https://src.openvz.org/projects/OVZL/repos/vzctl/commits/9e98ea630ac0e88b44e3e23c878a5166aeb74e1c	Exploit
http://www.debian.org/security/2015/dsa-3357
https://openvz.org/Download/vzctl/4.9.4	Patch
https://security.gentoo.org/glsa/201701-30

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2015-6927
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6927

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 09:40:48				Added to TrackCVE
2022-12-02 06:32:41	2015-09-28T20:59Z	2015-09-28T20:59:09	CVE Published Date	updated
2022-12-02 06:32:41		2017-07-01T01:29:20	CVE Modified Date	updated
2022-12-02 06:32:41		Modified	Vulnerability Status	updated