CVE-2021-22995 Missing authorization in BIG-IQ
Attackers can bypass authentication on the Corosync daemon in BIG-IQ high availability setups using a Quorum device, potentially disrupting failover mechanisms.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-22995?
CVE-2021-22995 is a high-severity missing authorization vulnerability in F5 Big-Iq Centralized Management, published on 31 Mar 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
On all 7.x and 6.x versions (fixed in 8.0.0), BIG-IQ high availability (HA) when using a Quorum device for automatic failover does not implement any form of authentication with the Corosync daemon. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
Weakness: CWE-306
Which versions are affected by CVE-2021-22995?
It affects 1 product.
Products include F5 Big-Iq Centralized Management.
How do I fix CVE-2021-22995?
No fix has been published for CVE-2021-22995 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-22995 being exploited?
There is no known exploitation of CVE-2021-22995 in the wild and no public exploit code.
Other vulnerabilities in F5 Big-Iq Centralized Management
Sources
Also known as GHSA-f9gc-34jh-7gvq.