SB2018060809 - Security restrictions bypass in Perl
Published: June 8, 2018
Security Bulletin ID
SB2018060809
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Path traversal (CVE-ID: CVE-2018-12015)
The vulnerability allows a remote attacker to bypass security restrictions on the target system.
The vulnerability exists due to an error when processing malicious input. A remote attacker can trick the victim into extracting a specially crafted tar archive containing a file and a symbolic link (symlink) with the same name, create a file outside of the current working directory, bypass a directory-traversal protection mechanism and create or overwrite files with the privileges of the target user.
Remediation
Install update from vendor's website.