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FreeBSD : redis -- Integer overflow issues with BITFIELD command on 32-bit systems (c561ce49-eabc-11eb-9c3f-0800270512f4)

high Nessus Plugin ID 152126

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Synopsis

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

Description

Huang Zhw reports :

On 32-bit versions, Redis BITFIELD command is vulnerable to integer overflow that can potentially be exploited to corrupt the heap, leak arbitrary heap contents or trigger remote code execution. The vulnerability involves constructing specially crafted bit commands which overflow the bit offset.

This problem only affects 32-bit versions of Redis.

Solution

Update the affected packages.

See Also

https://github.com/redis/redis/security/advisories/GHSA-8wxq-j7rp-g8wj

http://www.nessus.org/u?7188785c

Plugin Details

Severity: High

ID: 152126

File Name: freebsd_pkg_c561ce49eabc11eb9c3f0800270512f4.nasl

Version: 1.3

Type: local

Published: 7/28/2021

Updated: 8/4/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.4

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

CVSS Score Source: CVE-2021-32761

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:H/PR:L/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:redis, p-cpe:/a:freebsd:freebsd:redis-devel, p-cpe:/a:freebsd:freebsd:redis5, 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: 7/27/2021

Vulnerability Publication Date: 7/4/2021

Reference Information

CVE: CVE-2021-32761