What’s Vulnerable › Vulnerabilities

CVE-2018-0358

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-06-21 · updated 2026-06-17
• Weakness: CWE-769

Description

A vulnerability in the file descriptor handling of Cisco TelePresence Video Communication Server (VCS) Expressway could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to exhaustion of file descriptors while processing a high volume of traffic. An attacker could exploit this vulnerability by establishing a high number of concurrent TCP connections to the vulnerable system. An exploit could allow the attacker to cause a restart in a specific process, resulting in a temporary interruption of service. Cisco Bug IDs: CSCvh77056, CSCvh77058, CSCvh95264.

Affected products

• Cisco TelePresence Video Communication Server (VCS) Expressway: all versions

References

• http://www.securityfocus.com/bid/104521
• http://www.securitytracker.com/id/1041172
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-vcse-dos
• http://www.securityfocus.com/bid/104521
• http://www.securitytracker.com/id/1041172
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-vcse-dos

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