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FreeBSD : nsd -- Stack-based Buffer Overflow (56778a31-c2a1-11e9-9051-4c72b94353b5)

critical Nessus Plugin ID 127948

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Synopsis

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

Description

SO-AND-SO reports :

nsd-checkzone in NLnet Labs NSD 4.2.0 has a Stack-based Buffer Overflow in the dname_concatenate() function in dname.c.

Solution

Update the affected package.

See Also

https://github.com/NLnetLabs/nsd/issues/20

http://www.nessus.org/u?984e62ee

Plugin Details

Severity: Critical

ID: 127948

File Name: freebsd_pkg_56778a31c2a111e990514c72b94353b5.nasl

Version: 1.3

Type: local

Published: 8/20/2019

Updated: 1/2/2020

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:nsd, 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: 8/19/2019

Vulnerability Publication Date: 7/28/2019

Reference Information

CVE: CVE-2019-13207