Vulnerability in GNU Gnutls
CVE-2019-3836
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.034 (88.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 88.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.034 · newest: 0.034 · change: 0.000
Affected products
- GNU Gnutls
- Gnutls — versions fixed in gnutls 3.6.7
- Fedoraproject Fedora — versions 28
- openSUSE Leap — versions 15.0
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- gitlab.com/gnutls/gnutls/issues/704 (Exploit, Third Party Advisory, Issue Tracking)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.gentoo.org/glsa/201904-14 (vendor-advisory, Third Party Advisory)
- security.netapp.com/advisory/ntap-20190502-0005/ (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-05/msg00017.html (vendor-advisory, Mailing List, Third Party Advisory)
- usn.ubuntu.com/3999-1/ (vendor-advisory)
- access.redhat.com/errata/RHSA-2019:3600 (vendor-advisory)
Frequently asked questions
- What is CVE-2019-3836?
- CVE-2019-3836 is a medium-severity vulnerability in GNU Gnutls, classified under CWE-456. CVSS score: 5.9/10. Published 2019-04-01.
- How severe is CVE-2019-3836?
- Medium severity. CVSS v3 base score is 5.9 out of 10.