{"action":"Upgrade apache2 to 2.4.33-1 or later.","affected":[{"fixed":"2.4.33-1","introduced":"0"}],"component":"apache2","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2.4.33-1"],"id":"tcs_01M5ND0YB44Y086VP2GK3FCPEN","modified_at":"2026-10-23T18:03:54.495632238Z","published_at":"2018-03-26T15:29:00.587Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-1312","https://security-tracker.debian.org/tracker/CVE-2018-1312"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-1312#Debian:13/apache2","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-1312"}],"summary":"In Apache httpd 2.2.0 to 2.4.29, when generating an HTTP Digest authentication challenge, the nonce sent to prevent reply attacks was not correctly generated using a pseudo-random seed. In a cluster o"}