SB2020042729 - Denial of service in FreeIPA
Published: April 27, 2020 Updated: September 30, 2020
Security Bulletin ID
SB2020042729
Severity
Medium
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) Resource exhaustion (CVE-ID: CVE-2020-1722)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources while trying to hash an overly long password string (more than 1 million characters). A remote attacker can send a specially crafted HTTP request, trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.