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FreeBSD : bouncycastle15 -- bcrypt password checking vulnerability (70e71a24-0151-11ec-bf0c-080027eedc6a)

high Nessus Plugin ID 152745

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Synopsis

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

Description

The Bouncy Castle team reports :

The OpenBSDBCrypt.checkPassword utility method compared incorrect data when checking the password, allowing incorrect passwords to indicate they were matching with previously hashed ones that were different.

Solution

Update the affected package.

See Also

http://www.nessus.org/u?9b1b38a1

Plugin Details

Severity: High

ID: 152745

File Name: freebsd_pkg_70e71a24015111ecbf0c080027eedc6a.nasl

Version: 1.4

Type: local

Published: 8/23/2021

Updated: 12/4/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.6

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

CVSS Score Source: CVE-2020-28052

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.5

Vector: CVSS:3.0/AV:N/AC:H/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:bouncycastle15, 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: 8/20/2021

Vulnerability Publication Date: 11/2/2020

Reference Information

CVE: CVE-2020-28052