CVE-2018-16875

Description

The crypto/x509 package of Go before 1.10.6 and 1.11.x before 1.11.3 does not limit the amount of work performed for each chain verification, which might allow attackers to craft pathological inputs leading to a CPU denial of service. Go TLS servers accepting client certificates and TLS clients are affected.

Categories

5.9
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 3.48% Top 15%
Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org
Affected: [UNKNOWN] golang
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/106230 third party advisory vdb entry
https://security.gentoo.org/glsa/201812-09 vendor advisory mitigation third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16875 third party advisory issue tracking
https://groups.google.com/forum/?pli=1#%21topic/golang-announce/Kw31K8G7Fi0
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00044.html third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00060.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00011.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00015.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00010.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-16875?
CVE-2018-16875 has been scored as a medium severity vulnerability.
How to fix CVE-2018-16875?
To fix CVE-2018-16875, 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-2018-16875 being actively exploited in the wild?
It is possible that CVE-2018-16875 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-16875?
CVE-2018-16875 affects [UNKNOWN] golang.
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