296,137
Total vulnerabilities in the database
In certain proxy configurations, a denial of service attack against Apache HTTP Server versions 2.4.26 through to 2.4.63 can be triggered by untrusted clients causing an assertion in mod_proxy_http2.
Configurations affected are a reverse proxy is configured for an HTTP/2 backend, with ProxyPreserveHost set to "on".
| Software | From | Fixed in |
|---|---|---|
| apache / http_server | 2.4.26 | 2.4.64 |