Summary
It was discovered that HAProxy did not properly limit the creation of new
HTTP/2 streams. A remote attacker could possibly use this issue to cause
HAProxy to consume excessive resources, leading to a denial of service.
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · Pro 18.04 LTS Pro:18.04:LTS | haproxy | 1.8.8-1ubuntu0.13+esm3 |
Vulnerabilities 1
-
High 7.5
HTTP/2 Stream Cancellation Attack
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.
KEV Oct 10, 2023
References
-
report
https://ubuntu.com/security/CVE-2023-44487