What’s Vulnerable › Vulnerabilities

CVE-2017-5872

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-03-10 · updated 2026-06-17
• Weakness: CWE-20

Description

The TCP/IP networking module in Unisys ClearPath MCP systems with TCP-IP-SW 57.1 before 57.152, 58.1 before 58.142, or 59.1 before 59.172, when running a TLS 1.2 service, allows remote attackers to cause a denial of service (network connectivity disruption) via a client hello with a signature_algorithms extension above those defined in RFC 5246, which triggers a full memory dump.

Affected products

• Unisys Clearpath Mcp: 57.1, 58.1, 59.1

References

• http://www.securityfocus.com/bid/96782
• https://public.support.unisys.com/common/public/vulnerability/NVD_Detail_Rpt.aspx?ID=42
• http://www.securityfocus.com/bid/96782
• https://public.support.unisys.com/common/public/vulnerability/NVD_Detail_Rpt.aspx?ID=42

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