Information disclosure in Cisco Unified Communications Manager
CVE-2021-1406
A vulnerability in Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to improper inclusion of sensitive information in downloadable files. An attacker could exploit this vulnerability by authenticating to an affected device and issuing a specific set of commands. A successful exploit could allow the attacker to obtain hashed credentials of system users. To exploit this vulnerability an attacker would need to have valid user credentials with elevated privileges.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.011 (63.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Cisco Unified Communications Manager
- Cisco Unified Communications Manager — versions 10.5(2)su6, 11.5\(1\), 11.5(1)su3
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-inf… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1406?
- CVE-2021-1406 is a medium-severity vulnerability in Cisco Unified Communications Manager, classified under Insertion of Sensitive Information into Externally-Accessible File or Directory. CVSS score: 4.9/10. Published 2021-04-08.
- How severe is CVE-2021-1406?
- Medium severity. CVSS v3 base score is 4.9 out of 10.