Privilege escalation in Git - CVE-2017-8386
Published: June 6, 2017 / Updated: June 7, 2017
Vulnerability identifier: #VU6933
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-8386
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Git
Git
Software vendor:
Git
Git
Description
The vulnerability allows a remote authenticated attacker to gain elevated privileges on the target system.
The weakness exists due to an error when handling command-line options for the restricted set of git-shell commands. A remote attacker can use a repository name that starts with a - (dash) character to bypass git-shell restrictions and gain elevated privileges.
Successful exploitation of the vulnerability results in access to the system and information disclosure.
The weakness exists due to an error when handling command-line options for the restricted set of git-shell commands. A remote attacker can use a repository name that starts with a - (dash) character to bypass git-shell restrictions and gain elevated privileges.
Successful exploitation of the vulnerability results in access to the system and information disclosure.
Remediation
Update to version 2.13.0.