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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.004 (28.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ip-phone… (vendor-advisory, Vendor Advisory)
- seclists.org/fulldisclosure/2022/Jan/34 (mailing-list, Mailing List, Third Party Advisory)
- packetstormsecurity.com/files/165567/Cisco-IP-Phone-Cleartext-Password-Storage… (Exploit, VDB Entry, Third Party Advisory)
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.