cbcvebase.
CVE-2021-26691
published 2021-06-10

CVE-2021-26691: 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

critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
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

Affected

46 ranges· showing 25
VendorProductVersion rangeFixed in
apachehttp_server2.4.0 – 2.4.46
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server
apache_software_foundationapache_http_server

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
osv9.8CRITICAL