SB2021083006 - Denial of service in F5 BIG-IP compression driver
Published: August 30, 2021
Security Bulletin ID
SB2021083006
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) Input validation error (CVE-ID: CVE-2021-23044)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when the Intel QuickAssist Technology (QAT) compression driver is used on affected BIG-IP hardware and BIG-IP Virtual Edition (VE) platforms. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
This vulnerability affects the following platforms:
- i4000, i4600, i4800, YK i4000
- i5000, i5600, i5800, HRC-i5000, HRC-i5800, i5820-DF
- i7000, i7600, i7800, i7000-D, i7820-DF
- i10000, i10600, i10800, i10000-D, HRC-i10800
- i11000, i11600, i11800, i11000-DS, i11000-D
- i15000, i15600, i15800, i15000-N
- VIPRION B4400N blade
- BIG-IP Virtual Edition (VE)
Remediation
Install update from vendor's website.