{"cve":"CVE-2009-5139","nvd":{"published":"2020-02-12T14:15:10.527","modified":"2026-06-16T23:15:09.370","status":"Modified","description":"The SIP implementation on the Gizmo5 software phone provides hashed credentials in a response to an invalid authentication challenge, which makes it easier for remote attackers to obtain access via a brute-force attack, related to a \"SIP Digest Leak\" issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.5},"cwes":["CWE-916"],"references":["http://voipsa.org/pipermail/voipsec_voipsa.org/2009-April/002946.html","https://resources.enablesecurity.com/resources/sipdigestleak-tut.pdf","http://voipsa.org/pipermail/voipsec_voipsa.org/2009-April/002946.html","https://resources.enablesecurity.com/resources/sipdigestleak-tut.pdf"],"products":["google:gizmo5"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2009-5139","score":0.00373,"percentile":0.31279,"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."]}