CVE-2018-15326 Security feature bypass in BIG-IP (APM)
Attackers can bypass certificate revocation checks in BIG-IP APM when CRL downloads fail, allowing revoked certificates to be treated as valid.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-15326?
CVE-2018-15326 is a high-severity vulnerability in F5 Big-Ip Access Policy Manager, published on 31 Oct 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In some situations on BIG-IP APM 14.0.0-14.0.0.2, 13.0.0-13.1.0.7, 12.1.0-12.1.3.5, or 11.6.0-11.6.3.2, the CRLDP Auth access policy agent may treat revoked certificates as valid when the BIG-IP APM system fails to download a new Certificate Revocation List.
Weakness: CWE-295
Which versions are affected by CVE-2018-15326?
It affects 1 product.
Products include F5 Big-Ip Access Policy Manager.
How do I fix CVE-2018-15326?
No fix has been published for CVE-2018-15326 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-15326 being exploited?
There is no known exploitation of CVE-2018-15326 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-9mcj-x8ch-2c4c.