SB2020061075 - Denial of service in Undertow
Published: June 10, 2020 Updated: March 17, 2021
Security Bulletin ID
SB2020061075
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) Memory leak (CVE-ID: CVE-2020-10705)
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak when processing certain requests to the "Expect: 100-continue" header. A remote attacker can force the server to leak memory and perform denial of service attack.
Remediation
Install update from vendor's website.