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VULNERABILITIES

CVE-2020-3482 Details

Description

A vulnerability in the Traversal Using Relays around NAT (TURN) server component of Cisco Expressway software could allow an unauthenticated, remote attacker to bypass security controls and send network traffic to restricted destinations. The vulnerability is due to improper validation of specific connection information by the TURN server within the affected software. An attacker could exploit this issue by sending specially crafted network traffic to the affected software. A successful exploit could allow the attacker to send traffic through the affected software to destinations beyond the application, possibly allowing the attacker to gain unauthorized network access.

Metrics

References to Advisories, Solutions, and Tools

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Weakness Enumeration

CWE-IDCWE NameSource
CWE-269Improper Privilege Management[email protected]
CWE-284Improper Access Control[email protected]

Affected Products

ProductVersions
cisco expressway
< x12.6.3

CPE

  • cpe:2.3:a:cisco:expressway:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
cisco telepresence video communication server
< x12.6.3

CPE

  • cpe:2.3:a:cisco:telepresence_video_communication_server:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes


QUICK INFO

CVE Dictionary Entry:
CVE-2020-3482
NVD Published Date:
Nov 18, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2020-3482 Details - Not Deferred