CVE-2019-11323 Weak cryptography in n/a
HAProxy uses predictable HMAC keys during reloads with rotated keys, potentially allowing attackers to bypass security checks.
- 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-2019-11323?
CVE-2019-11323 is a medium-severity vulnerability in n/a, published on 9 May 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
HAProxy before 1.9.7 mishandles a reload with rotated keys, which triggers use of uninitialized, and very predictable, HMAC keys. This is related to an include/types/ssl_sock.h error.
Which versions are affected by CVE-2019-11323?
It affects 1 product.
Products include Haproxy Haproxy.
How do I fix CVE-2019-11323?
No fix has been published for CVE-2019-11323 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-11323 being exploited?
There is no known exploitation of CVE-2019-11323 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-45jj-f42x-jm68.