CVE-2019-3836

low-risk
Published 2019-04-01

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.

Do I need to act?

-
0.36% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.9/10 Medium
NETWORK / HIGH complexity

Affected Products (3)

Affected Vendors

Gnu Fedoraproject Opensuse

References (16)

Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00017.html
https://access.redhat.com/errata/RHSA-2019:3600
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3836
Exploit https://gitlab.com/gnutls/gnutls/issues/704
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://security.gentoo.org/glsa/201904-14
Third Party Advisory https://security.netapp.com/advisory/ntap-20190502-0005/
https://usn.ubuntu.com/3999-1/
Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00017.html
https://access.redhat.com/errata/RHSA-2019:3600
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3836
Exploit https://gitlab.com/gnutls/gnutls/issues/704
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://security.gentoo.org/glsa/201904-14
Third Party Advisory https://security.netapp.com/advisory/ntap-20190502-0005/
https://usn.ubuntu.com/3999-1/
28
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 9/34 · Low