{"schema_version":"1.9.0","id":"CVE-2022-30556","published":"2022-06-08T10:00:55Z","modified":"2026-08-12T03:51:17.310272718Z","aliases":["BIT-apache-2022-30556"],"related":["ALSA-2022:7647","ALSA-2022:8067","SUSE-SU-2022:2099-1","SUSE-SU-2022:2101-1","SUSE-SU-2022:2302-1","SUSE-SU-2022:2338-1","SUSE-SU-2022:2342-1","SUSE-SU-2026:2686-1","openSUSE-SU-2024:12142-1"],"summary":"Information Disclosure in mod_lua with websockets","details":"Apache HTTP Server 2.4.53 and earlier may return lengths to applications calling r:wsread() that point past the end of the storage allocated for the buffer.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/httpd","events":[{"introduced":"0"},{"fixed":"5ed6876d88a45356ea39ece729853fc9c9f37e2d"}],"database_specific":{"cpe":"cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"2.4.54"}],"source":"CPE_RANGE"}}],"versions":["2.4.54-rc3-candidate"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-30556.json"}}],"references":[{"type":"WEB","url":"https://httpd.apache.org/security/vulnerabilities_24.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/30xxx/CVE-2022-30556.json"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7QUGG2QZWHTITMABFLVXA4DNYUOTPWYQ/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPY2BLEVJWFH34AX77ZJPLD2OOBYR6ND/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-30556"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202208-20"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20220624-0005/"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2022/06/08/7"}],"database_specific":{"cna_assigner":"apache","cwe_ids":["CWE-200"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/30xxx/CVE-2022-30556.json","unresolved_ranges":[{"extracted_events":[{"last_affected":"2.4.53"}],"source":"AFFECTED_FIELD"}]}}