{"cve":"CVE-2012-0053","nvd":{"published":"2012-01-28T04:05:00.797","modified":"2026-06-16T23:36:34.837","status":"Modified","description":"protocol.c in the Apache HTTP Server 2.2.x through 2.2.21 does not properly restrict header information during construction of Bad Request (aka 400) error documents, which allows remote attackers to obtain the values of HTTPOnly cookies via vectors involving a (1) long or (2) malformed header in conjunction with crafted web script.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041","http://httpd.apache.org/security/vulnerabilities_22.html","http://kb.juniper.net/JSA10585","http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html","http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00026.html"],"products":["apache:http_server","debian:debian_linux","opensuse:opensuse","redhat:enterprise_linux_desktop","redhat:enterprise_linux_eus","redhat:enterprise_linux_server","redhat:enterprise_linux_workstation","redhat:jboss_enterprise_web_server","redhat:storage","suse:linux_enterprise_server","suse:linux_enterprise_software_development_kit"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2012-0053","score":0.82198,"percentile":0.99656,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}