# CVE-2019-3836

## Summary

- **CVE ID:** CVE-2019-3836
- **Severity:** MEDIUM
- **CVSS Score:** 5.9 (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
- **CWE:** CWE-456
- **Published:** Apr 1, 2019
- **Last Modified:** Mar 14, 2026

## 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.

## Affected Products

- gnutls — gnutls (fixed in gnutls 3.6.7)

## References

- [CNA](https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3836)
- [CNA](https://gitlab.com/gnutls/gnutls/issues/704)
- [CNA](https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3ETBUFBB4G7AITAOUYPGXVMBGVXKUAN/)
- [CNA](https://security.gentoo.org/glsa/201904-14)
- [CNA](https://security.netapp.com/advisory/ntap-20190502-0005/)
- [CNA](http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00017.html)
- [CNA](https://usn.ubuntu.com/3999-1/)
- [CNA](https://access.redhat.com/errata/RHSA-2019:3600)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.36%
- **EPSS Percentile:** 57.8

---
_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-12._