SB2018122705 - Debian update for ruby-sanitize
Published: December 27, 2018
Security Bulletin ID
SB2018122705
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper input validation (CVE-ID: CVE-2018-3740)
The vulnerability allows a remote attacker to bypass security restrictions on the target system.
The vulnerability exists due to improper input validation. A remote attacker can supply a specially crafted HTML fragment, cause Sanitize gem for Ruby and use non-whitelisted attributes on a whitelisted HTMLelement.
Remediation
Install update from vendor's website.