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FreeBSD : OpenSSL -- multiple vulnerabilities (96811d4a-04ec-11ec-9b84-d4c9ef517024)

critical Nessus Plugin ID 152818

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Synopsis

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

Description

The OpenSSL project reports :

SM2 Decryption Buffer Overflow (CVE-2021-3711: High)

Read buffer overruns processing ASN.1 strings (CVE-2021-3712 :
Moderate)

Solution

Update the affected packages.

See Also

https://www.openssl.org/news/secadv/20210824.txt

http://www.nessus.org/u?00e2f428

Plugin Details

Severity: Critical

ID: 152818

File Name: freebsd_pkg_96811d4a04ec11ec9b84d4c9ef517024.nasl

Version: 1.7

Type: local

Published: 8/25/2021

Updated: 12/1/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.2

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

CVSS Score Source: CVE-2021-3711

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

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:F/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:openssl, p-cpe:/a:freebsd:freebsd:openssl-devel, cpe:/o:freebsd:freebsd

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/24/2021

Vulnerability Publication Date: 8/24/2021

Reference Information

CVE: CVE-2021-3711, CVE-2021-3712

FreeBSD: SA-21:16.openssl

IAVA: 2021-A-0395-S