CVE-2021-26691

CVE Details

Release Date:

2021-06-10

Description

In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflow

See more information about CVE-2021-26691 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

Platform	Errata	Release Date
Oracle Linux version 7 (httpd)	ELSA-2022-0143	2022-01-18
Oracle Linux version 8 (httpd)	ELSA-2021-3816	2021-10-13
Oracle Linux version 8 (mod_http2)	ELSA-2021-3816	2021-10-13
Oracle Linux version 8 (mod_md)	ELSA-2021-3816	2021-10-13

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