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CVE-2015-6927

nvd nist
Published: Sep 28, 2015Modified: May 6, 2026

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3.6
Vector
AV:L/AC:L/Au:N/C:N/I:P/A:P
Exploitability: 3.9 / Impact: 4.9
Source: NVD

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.

Affected (1)

Products: Openvz: Vzctl
Openvz
1 product
Vzctl
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Vzctl
Up to 4.9.3

Related CWEs

CWE-59
Improper Link Resolution Before File Access ('Link Following')
The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

References (8)

Source: cve@mitre.org
Source: cve@mitre.org
Patch
Source: cve@mitre.org
Source: cve@mitre.org
Exploit
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit

Timeline

No history available yet.