{"cve":"CVE-2024-20357","nvd":{"published":"2024-05-01T17:15:28.143","modified":"2026-06-17T07:06:48.420","status":"Analyzed","description":"A vulnerability in the XML service of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to initiate phone calls on an affected device.  \r\n\r This vulnerability exists because bounds-checking does not occur while parsing XML requests. An attacker could exploit this vulnerability by sending a crafted XML request to an affected device. A successful exploit could allow the attacker to initiate calls or play sounds on the device.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","score":5.9},"cwes":["CWE-787"],"references":["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipphone-multi-vulns-cXAhCvS","https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipphone-multi-vulns-cXAhCvS"],"products":["cisco:ip_phone_6821_with_multiplatform_firmware","cisco:ip_phone_6841_with_multiplatform_firmware","cisco:ip_phone_6851_with_multiplatform_firmware","cisco:ip_phone_6861_with_multiplatform_firmware","cisco:ip_phone_6871_with_multiplatform_firmware","cisco:ip_phone_7811_with_multiplatform_firmware","cisco:ip_phone_7821_with_multiplatform_firmware","cisco:ip_phone_7832_with_multiplatform_firmware","cisco:ip_phone_7841_with_multiplatform_firmware","cisco:ip_phone_7861_with_multiplatform_firmware","cisco:ip_phone_8811_with_multiplatform_firmware","cisco:ip_phone_8832_with_multiplatform_firmware","cisco:ip_phone_8841_with_multiplatform_firmware","cisco:ip_phone_8845_with_multiplatform_firmware","cisco:ip_phone_8851_with_multiplatform_firmware","cisco:ip_phone_8861_with_multiplatform_firmware","cisco:ip_phone_8865_with_multiplatform_firmware","cisco:video_phone_8875_firmware"],"source":"nvd","synced_at":"2026-10-19T21:49:08.435428910+00:00"},"epss":{"cve":"CVE-2024-20357","score":0.00499,"percentile":0.42801,"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."]}