SB2021022622 - Denial of service in Etherpad
Published: February 26, 2021
Security Bulletin ID
SB2021022622
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: N/A)
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 when processing regular expressions. A remote attacker can send specially crafted data to the application and perform regular expression denial of service (ReDoS) attack.
Remediation
Install update from vendor's website.