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FreeBSD : asterisk -- Remote attacker could prematurely tear down SRTP calls (5d8ef725-7228-11eb-8386-001999f8d30b)

high Nessus Plugin ID 146601

Synopsis

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

Description

The Asterisk project reports :

An unauthenticated remote attacker could replay SRTP packets which could cause an Asterisk instance configured without strict RTP validation to tear down calls prematurely.

Solution

Update the affected packages.

See Also

https://downloads.asterisk.org/pub/security/AST-2021-003.html

http://www.nessus.org/u?3343e75e

Plugin Details

Severity: High

ID: 146601

File Name: freebsd_pkg_5d8ef725722811eb8386001999f8d30b.nasl

Version: 1.4

Type: local

Published: 2/19/2021

Updated: 1/22/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2021-26712

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:asterisk13, p-cpe:/a:freebsd:freebsd:asterisk16, p-cpe:/a:freebsd:freebsd:asterisk18, 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: 2/18/2021

Vulnerability Publication Date: 2/18/2021

Reference Information

CVE: CVE-2021-26712