{"cve":"CVE-2019-15297","nvd":{"published":"2019-09-09T21:15:10.827","modified":"2026-06-17T02:20:03.083","status":"Modified","description":"res_pjsip_t38 in Sangoma Asterisk 15.x before 15.7.4 and 16.x before 16.5.1 allows an attacker to trigger a crash by sending a declined stream in a response to a T.38 re-invite initiated by Asterisk. The crash occurs because of a NULL session media object dereference.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":["CWE-476"],"references":["http://downloads.asterisk.org/pub/security/AST-2019-004.html","http://packetstormsecurity.com/files/154371/Asterisk-Project-Security-Advisory-AST-2019-004.html","http://packetstormsecurity.com/files/161671/Asterisk-Project-Security-Advisory-AST-2021-006.html","http://seclists.org/fulldisclosure/2021/Mar/5","http://downloads.asterisk.org/pub/security/AST-2019-004.html"],"products":["digium:asterisk"],"source":"nvd","synced_at":"2026-10-19T20:58:39.700375520+00:00"},"epss":{"cve":"CVE-2019-15297","score":0.03386,"percentile":0.88796,"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."]}