Improper input validation in Cisco Webex Event Center
CVE-2020-3116
A vulnerability in the way Cisco Webex applications process Universal Communications Format (UCF) files could allow an attacker to cause a denial of service (DoS) condition. The vulnerability is due to insufficient validation of UCF media files. An attacker could exploit this vulnerability by sending a user a malicious UCF file through a link or email attachment and persuading the user to open the file with the affected software on the local system. A successful exploit would cause the application to quit unexpectedly.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.007 (51.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Cisco Webex Event Center
- Cisco Webex Meetings Online — versions 1.3.43
- Cisco Webex Meetings Server — versions 4.0
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200108… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-3116?
- CVE-2020-3116 is a medium-severity vulnerability in Cisco Webex Event Center, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2020-09-23.
- How severe is CVE-2020-3116?
- Medium severity. CVSS v3 base score is 5.5 out of 10.