Improper file permissions handling in macOS Server and macOS - CVE-2007-0117

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Main Vulnerability Database Vulnerabilities #VU1245

Improper file permissions handling in macOS Server and macOS - CVE-2007-0117

Published: December 10, 2016


Vulnerability identifier: #VU1245
CSH Severity: Medium
CVSS v4: 6.8 [CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2007-0117
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a local user to escalation privileges on vulnerable system.

The vulnerability exists in diskutil tool within DiskManagement framework when handling BOM files. A local user can create a specially crafted BOM file, run diskutil with specially crafted BOM file and replace permissions for arbitrary files on vulnerable system.

Successful exploitation of this vulnerability allows a local unprivileged user to elevate his privileges and gain root access to vulnerable system.

Note: the vulnerability is being actively exploited.


Affected software

macOS Server
macOS

How to mitigate CVE-2007-0117

Cybersecurity Help is not aware of any official solution to address this vulnerability.


Links to Public Exploits and PoC-codes

External References

Related Security Bulletins