CVE-2021-33193

CVE Details

Release Date:2021-08-16

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


CVSS v3.0 metrics


NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 7.5 Base Metrics: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Access Vector: Network Attack Complexity: Low
Privileges Required: None User Interaction: None
Scope: Unchanged Confidentiality Impact: None
Integrity Impact: High Availability Impact: None

Errata information


PlatformErrataRelease Date
Oracle Linux version 8 (httpd)ELSA-2022-19152022-05-17
Oracle Linux version 8 (httpd)ELSA-2022-92762022-04-13
Oracle Linux version 8 (mod_http2)ELSA-2022-19152022-05-17
Oracle Linux version 8 (mod_md)ELSA-2022-19152022-05-17



This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team

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