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FreeBSD : GnuTLS -- flaw in DTLS protocol implementation (d887b3d9-7366-11ea-b81a-001cc0382b2f)

high Nessus Plugin ID 135110

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Synopsis

The remote FreeBSD host is missing a security-related update.

Description

The GnuTLS project reports :

It was found that GnuTLS 3.6.3 introduced a regression in the DTLS protocol implementation. This caused the DTLS client to not contribute any randomness to the DTLS negotiation breaking the security guarantees of the DTLS protocol.

Solution

Update the affected package.

See Also

https://gnutls.org/security-new.html#GNUTLS-SA-2020-03-31

http://www.nessus.org/u?ee3cb6a0

Plugin Details

Severity: High

ID: 135110

File Name: freebsd_pkg_d887b3d9736611eab81a001cc0382b2f.nasl

Version: 1.4

Type: local

Published: 4/2/2020

Updated: 3/20/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N

CVSS Score Source: CVE-2020-11501

CVSS v3

Risk Factor: High

Base Score: 7.4

Temporal Score: 6.4

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:gnutls, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Ease: No known exploits are available

Patch Publication Date: 3/31/2020

Vulnerability Publication Date: 3/31/2020

Reference Information

CVE: CVE-2020-11501