CVE-2019-3836
MEDIUM severity · CVSS 5.9 · CWE-456
5.9CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)3%
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00017.htmlAdvisory
- https://access.redhat.com/errata/RHSA-2019:3600
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3836Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3ETBUFBB4G7AITAOUYPGXVMBGVXKUAN/
- https://security.gentoo.org/glsa/201904-14Advisory
- https://security.netapp.com/advisory/ntap-20190502-0005/Advisory
- https://usn.ubuntu.com/3999-1/
- https://gitlab.com/gnutls/gnutls/issues/704Advisory