{"cve":"CVE-2022-20660","nvd":{"published":"2022-01-14T05:15:11.083","modified":"2026-06-17T04:24:48.163","status":"Modified","description":"A vulnerability in the information storage architecture of several Cisco IP Phone models could allow an unauthenticated, physical attacker to obtain confidential information from an affected device. This vulnerability is due to unencrypted storage of confidential information on an affected device. An attacker could exploit this vulnerability by physically extracting and accessing one of the flash memory chips. A successful exploit could allow the attacker to obtain confidential information from the device, which could be used for subsequent attacks.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":4.6},"cwes":["CWE-312"],"references":["http://packetstormsecurity.com/files/165567/Cisco-IP-Phone-Cleartext-Password-Storage.html","http://seclists.org/fulldisclosure/2022/Jan/34","https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ip-phone-info-disc-fRdJfOxA","http://packetstormsecurity.com/files/165567/Cisco-IP-Phone-Cleartext-Password-Storage.html","http://seclists.org/fulldisclosure/2022/Jan/34"],"products":["cisco:ip_conference_phone_7832_firmware","cisco:ip_conference_phone_8832_firmware","cisco:ip_phone_7811_firmware","cisco:ip_phone_7821_firmware","cisco:ip_phone_7841_firmware","cisco:ip_phone_7861_firmware","cisco:ip_phone_8811_firmware","cisco:ip_phone_8841_firmware","cisco:ip_phone_8845_firmware","cisco:ip_phone_8851_firmware","cisco:ip_phone_8861_firmware","cisco:ip_phone_8865_firmware","cisco:unified_ip_conference_phone_8831_firmware","cisco:unified_ip_conference_phone_8831_for_third-party_call_control_firmware","cisco:unified_ip_phone_7945g_firmware","cisco:unified_ip_phone_7965g_firmware","cisco:unified_ip_phone_7975g_firmware","cisco:unified_sip_phone_3905_firmware","cisco:wireless_ip_phone_8821-ex_firmware","cisco:wireless_ip_phone_8821_firmware"],"source":"nvd","synced_at":"2026-10-19T21:27:20.926095847+00:00"},"epss":{"cve":"CVE-2022-20660","score":0.00351,"percentile":0.28773,"date":"2026-11-01"},"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."]}