SB2021022421 - Denial of service in Node.js component in multiple F5 BIG-IP products
Published: February 24, 2021
Security Bulletin ID
SB2021022421
Severity
Medium
Patch available
NO
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 management error (CVE-ID: CVE-2020-8277)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources within the application when processing a large number of DNS responses. A Node.js application that allows an attacker to trigger a DNS request
for a host of their choice could trigger a denial of service condition.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.