{"id":"CVE-2019-10013","aliases":["EUVD-2019-2077","GHSA-872v-39hw-4fr3","UBUNTU-CVE-2019-10013"],"status":"published","title":"The asn1_signature function in asn1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a Buffer...","description":"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.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.0191,"percentile":0.79963,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2019-12-03T20:00:43Z","modified":"2026-06-17T02:10:02Z","affected":[{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"axtls","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.5+ds-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"axtls","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.5+ds-1build1","2.1.5+ds-1build2"]}],"products":[{"vendor":"axtls_project","product":"axtls"}],"references":[{"url":"http://axtls.sourceforge.net","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://seclists.org/bugtraq/2019/Nov/44","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://packetstormsecurity.com/files/155500/axTLS-2.1.5-Denial-Of-Service.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.telekom.com/resource/blob/586416/12097aeb8f9a6bba89a804b94575521a/dl-191121-critical-remote-denial-of-service-vulnerability-i--data.pdf","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-10013"},{"url":"https://github.com/advisories/GHSA-872v-39hw-4fr3"},{"url":"https://ubuntu.com/security/CVE-2019-10013","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-10013","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-10013","description":"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.","status":"published","published":"2019-12-03T20:00:43Z","modified":"2024-08-04T22:10:08.438Z","updated_at":"2026-11-02T14:20:19.056416Z"}],"euvd":[{"id":"EUVD-2019-2077","description":"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.","status":"published","published":"2019-12-03T20:00:43Z","modified":"2024-08-04T22:10:08Z","updated_at":"2026-11-03T02:40:54.59684Z"}],"ghsa":[{"id":"GHSA-872v-39hw-4fr3","title":"The asn1_signature function in asn1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a Buffer...","description":"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.","status":"published","published":"2022-05-24T17:02:32Z","modified":"2023-01-28T05:07:51Z","updated_at":"2026-11-02T14:44:35.015986Z"}],"nvd":[{"id":"CVE-2019-10013","description":"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.","status":"published","published":"2019-12-03T20:15:10.95Z","modified":"2026-06-17T02:10:02.357Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:05:38.993437Z"}],"osv":[{"id":"UBUNTU-CVE-2019-10013","description":"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.","status":"published","published":"2019-12-03T20:15:00Z","modified":"2026-04-22T12:05:44.686454Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:18.772093Z"}]}}