CVE-2017-5872

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.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.69% Top 30%
Vendor Advisory unisys.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://public.support.unisys.com/common/public/vulnerability/NVD_Detail_Rpt.aspx?ID=42 vendor advisory
http://www.securityfocus.com/bid/96782 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2017-5872?
CVE-2017-5872 has been scored as a high severity vulnerability.
How to fix CVE-2017-5872?
To fix CVE-2017-5872, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-5872 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-5872 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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