Vulnerability in Cisco Session Initiation Protocol (Sip) Software
CVE-2022-20660
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.
EPSS: 0.004 (28.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Cisco Session Initiation Protocol (Sip) Software — versions n/a
- Cisco Ip_conference_phone_7832
- Cisco Ip_conference_phone_7832_firmware
- Cisco Ip_conference_phone_8832
- Cisco Ip_conference_phone_8832_firmware
- Cisco Ip_phone_7811
- Cisco Ip_phone_7811_firmware
- Cisco Ip_phone_7821
- Cisco Ip_phone_7821_firmware
- Cisco Ip_phone_7841
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
- psirt@cisco.com (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- psirt@cisco.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-20660?
- CVE-2022-20660 is a medium-severity vulnerability in Cisco Session Initiation Protocol (Sip) Software, classified under Cleartext Storage of Sensitive Information. CVSS score: 4.6/10. Published 2022-01-14.
- How severe is CVE-2022-20660?
- Medium severity. CVSS v3 base score is 4.6 out of 10.