FreeBSD : powerdns -- Leaking uninitialised memory through crafted zone records (b371db92-fe34-11ea-b90e-6805ca2fa271)

Medium Nessus Plugin ID 140938

New! Vulnerability Priority Rating (VPR)

Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it's different from CVSS.

VPR Score: 1.4

Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

PowerDNS Team reports

CVE-2020-17482: An issue has been found in PowerDNS Authoritative Server before 4.3.1 where an authorized user with the ability to insert crafted records into a zone might be able to leak the content of uninitialized memory. Such a user could be a customer inserting data via a control panel, or somebody with access to the REST API.
Crafted records cannot be inserted via AXFR.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?d685ad5c

http://www.nessus.org/u?c01c113f

Plugin Details

Severity: Medium

ID: 140938

File Name: freebsd_pkg_b371db92fe3411eab90e6805ca2fa271.nasl

Version: 1.3

Type: local

Published: 2020/09/29

Updated: 2020/10/19

Dependencies: 12634

Risk Information

Risk Factor: Medium

VPR Score: 1.4

CVSS v2.0

Base Score: 4

Temporal Score: 3

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 4.3

Temporal Score: 3.8

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

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:powerdns, 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: 2020/09/24

Vulnerability Publication Date: 2020/09/22

Reference Information

CVE: CVE-2020-17482