CVE-2021-33193
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- CVE-2021-33193
CVE Details
| Release Date: | 2021-08-16 | |
| Impact: | None | What is this? |
Description
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.
See more information about CVE-2021-33193 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 7.5 |
| Vector String: | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| Version: | 3.0 |
| Attack Vector: | Network |
| Attack Complexity: | Low |
| Privileges Required: | None |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | None |
| Integrity Impact: | High |
| Availability Impact: | None |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 8 (httpd) | ELSA-2022-1915 | 2022-05-17 |
| Oracle Linux version 8 (httpd) | ELSA-2022-9276 | 2022-04-13 |
| Oracle Linux version 8 (mod_http2) | ELSA-2022-1915 | 2022-05-17 |
| Oracle Linux version 8 (mod_md) | ELSA-2022-1915 | 2022-05-17 |
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