CVE-2020-3155 : What You Need to Know
Learn about CVE-2020-3155, a vulnerability in Cisco Intelligent Proximity SSL implementation allowing unauthorized access to Cisco Webex devices. Find mitigation steps here.
A vulnerability in the SSL implementation of the Cisco Intelligent Proximity solution could allow an unauthenticated, remote attacker to view or alter information shared on Cisco Webex video devices and Cisco collaboration endpoints.
Understanding CVE-2020-3155
What is CVE-2020-3155?
This CVE refers to a vulnerability in the SSL implementation of Cisco Intelligent Proximity, enabling unauthorized access to information on Cisco Webex video devices and collaboration endpoints.
The Impact of CVE-2020-3155
The vulnerability could lead to unauthorized viewing or modification of shared information on affected devices, potentially compromising data confidentiality and integrity.
Technical Details of CVE-2020-3155
Vulnerability Description
The flaw arises from inadequate validation of SSL server certificates during connections to Cisco Webex video devices or collaboration endpoints.
Affected Systems and Versions
- Product: Cisco Jabber IM for Android
- Vendor: Cisco
- Affected Version: Unspecified
Exploitation Mechanism
- Attack Complexity: High
- Attack Vector: Network
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: None
Mitigation and Prevention
Immediate Steps to Take
- Implement network segmentation to limit exposure
- Monitor network traffic for suspicious activities
- Apply security patches promptly
Long-Term Security Practices
- Conduct regular security assessments and audits
- Educate users on secure communication practices
Patching and Updates
Regularly check for security advisories and updates from Cisco to address this vulnerability.