VDB
DEBIAN-CVE-2021-33193
DEBIAN-CVE-2021-33193
PUBLISHED
CVSS 7.5 HIGH
A crafted method sent through HTTP/2 will bypass validation and be forwarded by mod_proxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server 2.4.17 to 2.4.48.
Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:11 | apache2 | 0, 2.4.48-3.1, 0 |
| Debian:13 | apache2 | 0, 0, 0 |
| Debian:14 | apache2 | 0, 0, 0 |
| Debian:12 | apache2 | 0, 0, 0 |
Timeline
- Aug 16, 2021 CVE Published
- Apr 28, 2026 CVE Updated