Information disclosure in Cisco Webex Meetings Server
CVE-2020-3347
A vulnerability in Cisco Webex Meetings Desktop App for Windows could allow an authenticated, local attacker to gain access to sensitive information on an affected system. The vulnerability is due to unsafe usage of shared memory that is used by the affected software. An attacker with permissions to view system memory could exploit this vulnerability by running an application on the local system that is designed to read shared memory. A successful exploit could allow the attacker to retrieve sensitive information from the shared memory, including usernames, meeting information, or authentication tokens that could aid the attacker in future attacks.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (29.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.3% 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
- Cisco Webex Meetings Server
- Cisco Webex Meetings — versions 40.6.0
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-cl… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-3347?
- CVE-2020-3347 is a medium-severity vulnerability in Cisco Webex Meetings Server, classified under Information Disclosure. CVSS score: 5.5/10. Published 2020-06-18.
- How severe is CVE-2020-3347?
- Medium severity. CVSS v3 base score is 5.5 out of 10.