---
cve: "CVE-2017-5334"
severity: "CRITICAL"
cvss: 9.8
epss: "55%"
vendor: "Generic Security"
kev: false
exploited: false
published: "2017-03-24 15:59:00"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-14T12:07:49+02:00"
---

# CVE-2017-5334

> 9.8 CRITICAL

## Beschreibung

Double free vulnerability in the gnutls_x509_ext_import_proxy function in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allows remote attackers to have unspecified impact via crafted policy language information in an X.509 certificate with a Proxy Certificate Information extension.

## CVSS-Vektor

```
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Patch verfügbar (OSV)

- c5aaa488a3d6df712dc8dff23a049133cab5ec1b (Commit)

## Referenzen

- <http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.html>
- <http://www.openwall.com/lists/oss-security/2017/01/10/7>
- <http://www.openwall.com/lists/oss-security/2017/01/11/4>
- <http://www.securityfocus.com/bid/95370>
- <http://www.securitytracker.com/id/1037576>
- <https://access.redhat.com/errata/RHSA-2017:2292>
- <https://gitlab.com/gnutls/gnutls/commit/c5aaa488a3d6df712dc8dff23a049133cab5ec1b>
- <https://gnutls.org/security.html#GNUTLS-SA-2017-1>
- <https://security.gentoo.org/glsa/201702-04>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2017-5334) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_