CVE-2019-3836

Public Exploit

Description

It was discovered in gnutls before version 3.6.7 upstream that there is an uninitialized pointer access in gnutls versions 3.6.3 or later which can be triggered by certain post-handshake messages.

Categories

5.9
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.48%
Vendor Advisory fedoraproject.org Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory redhat.com
Affected: gnutls gnutls
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3836 issue tracking third party advisory
https://gitlab.com/gnutls/gnutls/issues/704 issue tracking exploit third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3ETBUFBB4G7AITAOUYPGXVMBGVXKUAN/ vendor advisory
https://security.gentoo.org/glsa/201904-14 third party advisory vendor advisory
https://security.netapp.com/advisory/ntap-20190502-0005/ third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00017.html mailing list third party advisory vendor advisory
https://usn.ubuntu.com/3999-1/ vendor advisory
https://access.redhat.com/errata/RHSA-2019:3600 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-3836?
CVE-2019-3836 has been scored as a medium severity vulnerability.
How to fix CVE-2019-3836?
To fix CVE-2019-3836, 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-2019-3836 being actively exploited in the wild?
It is possible that CVE-2019-3836 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-3836?
CVE-2019-3836 affects gnutls gnutls.
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