CVE-2020-5890 Information disclosure in BIG-IP
An attacker with access to QKView files can read unobfuscated LDAP credentials if they contain whitespace, exposing sensitive authentication data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-5890?
CVE-2020-5890 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, published on 30 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, and 12.1.0-12.1.5.1 and BIG-IQ 5.2.0-7.1.0, when creating a QKView, credentials for binding to LDAP servers used for remote authentication of the BIG-IP administrative interface will not fully obfuscate if they contain whitespace.
Weakness: CWE-200
Which versions are affected by CVE-2020-5890?
It affects 12 products.
Products include F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager, F5 Big-Ip Domain Name System and 6 more.
How do I fix CVE-2020-5890?
No fix has been published for CVE-2020-5890 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-5890 being exploited?
There is no known exploitation of CVE-2020-5890 in the wild and no public exploit code.
Other vulnerabilities in F5 Big-Ip Access Policy Manager
- CVE-2023-46747 F5 BIG-IP Configuration Utility Authentication Bypass
- CVE-2022-1388 F5 BIG-IP Missing Authentication
- CVE-2021-22986 F5 BIG-IP and BIG-IQ Centralized Management iControl REST Remote Code Execution
- CVE-2021-22991 F5 BIG-IP Traffic Management Microkernel Buffer Overflow
- CVE-2020-5902 F5 BIG-IP Traffic Management User Interface (TMUI) Remote Code Execution
Sources
Also known as GHSA-rvm2-r552-v8p7.