CVE Details

Release Date:2021-12-20


A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier.

See more information about CVE-2021-44790 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: 9.8 Base Metrics: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector: Network Attack Complexity: Low
Privileges Required: None User Interaction: None
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: High Availability Impact: High

Errata information

PlatformErrataRelease Date
Oracle Linux version 7 (httpd)ELSA-2022-01432022-01-18
Oracle Linux version 8 (httpd)ELSA-2022-02582022-01-25
Oracle Linux version 8 (mod_http2)ELSA-2022-02582022-01-25
Oracle Linux version 8 (mod_md)ELSA-2022-02582022-01-25

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