SB2017061530 - Privilege escalation in git (Alpine package)



SB2017061530 - Privilege escalation in git (Alpine package)

Published: June 15, 2017

Security Bulletin ID SB2017061530
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Privilege escalation (CVE-ID: CVE-2017-8386)

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.

Remediation

Install update from vendor's website.