CVE-2017-5872

Name: CVE-2017-5872
Creator: NVD / NIST
Published: 2017-03-10T02:59:00.213+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.54%

Last modified Jun 17, 2026

CVE-2017-5872 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.54% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

1.54%

71.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Unisys	Clearpath Mcp	57.1
Unisys	Clearpath Mcp	58.1
Unisys	Clearpath Mcp	59.1

References

http://www.securityfocus.com/bid/96782Third Party Advisory, VDB Entry
https://public.support.unisys.com/common/public/vulnerability/NVD_Detail_Rpt.aspx?ID=42Vendor Advisory
http://www.securityfocus.com/bid/96782Third Party Advisory, VDB Entry
https://public.support.unisys.com/common/public/vulnerability/NVD_Detail_Rpt.aspx?ID=42Vendor Advisory

Timeline

Published: Mar 10, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-5872?

How severe is CVE-2017-5872?

Severity scoring for CVE-2017-5872 is pending analysis. The EPSS model estimates a 1.54% probability of exploitation in the next 30 days.

How do I fix CVE-2017-5872?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-5872?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST