CVE:CVE-2022-20660
CNNVD:CNNVD-202201-905
Cisco IP Phone是美国思科（Cisco）公司的一个硬件设备。提供通话功能的IP电话。
Cisco IP Phones 存在安全漏洞，该漏洞源于受影响设备上的机密信息未加密存储造成的。攻击者可以通过物理提取和访问其中一个闪存芯片来利用此漏洞。成功的利用可能允许攻击者从设备获取机密信息，这些信息可用于后续攻击。
solution:Upgrade cisco ip_conference_phone_7832_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_conference_phone_8832_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_phone_7811_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_phone_7821_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_phone_7841_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_phone_7861_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_phone_8811_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_phone_8841_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_phone_8845_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_phone_8851_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_phone_8861_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco ip_phone_8865_firmware to a higher version than 14.1\(1\,and avoid the version (,14.1\(1\)); Upgrade cisco unified_ip_conference_phone_8831_firmware to a higher version than -; Upgrade cisco unified_ip_conference_phone_8831_for_third-party_call_control_firmware to a higher version than -; Upgrade cisco unified_ip_phone_7945g_firmware to a higher version than -; Upgrade cisco unified_ip_phone_7965g_firmware to a higher version than -; Upgrade cisco unified_ip_phone_7975g_firmware to a higher version than -; Upgrade cisco unified_sip_phone_3905_firmware to a higher version than 9.4\(1\sr5,and avoid the version (,9.4\(1\)sr5); Upgrade cisco wireless_ip_phone_8821_firmware to a higher version than 11.0\(6\sr2,and avoid the version (,11.0\(6\)sr2); Upgrade cisco wireless_ip_phone_8821-ex_firmware to a higher version than 11.0\(6\sr2,and avoid the version (,11.0\(6\)sr2)