SB2020090314 - Input validation error in Cisco Webex Training
Published: September 3, 2020
Security Bulletin ID
SB2020090314
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Input validation error (CVE-ID: CVE-2020-3542)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to join a password-protected meeting.
The vulnerability exists due to improper validation of input to API requests that are a part of meeting join flow. A remote authenticated attacker can send an API request to the application and join a password-protected meeting without providing the meeting password.
Remediation
Install update from vendor's website.