{"id":"CVE-2019-10013","details":"The asn1_signature function in asn1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a Buffer Overflow that allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted certificate in the TLS certificate handshake message, because the result of get_asn1_length() is not checked for a minimum or maximum size.","modified":"2026-03-15T22:28:52.945433Z","published":"2019-12-03T20:15:10.950Z","references":[{"type":"WEB","url":"https://seclists.org/bugtraq/2019/Nov/44"},{"type":"WEB","url":"https://www.telekom.com/resource/blob/586416/12097aeb8f9a6bba89a804b94575521a/dl-191121-critical-remote-denial-of-service-vulnerability-i--data.pdf"},{"type":"ADVISORY","url":"http://axtls.sourceforge.net"},{"type":"ADVISORY","url":"http://packetstormsecurity.com/files/155500/axTLS-2.1.5-Denial-Of-Service.html"},{"type":"ADVISORY","url":"https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"2.1.5"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-10013.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}