Detections
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CentOS 8 : libfastjson (CESA-2023:6976)

high Nessus Plugin ID 185629

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Synopsis

The remote CentOS host is missing a security update.

Description

The remote CentOS Linux 8 host has a package installed that is affected by a vulnerability as referenced in the CESA-2023:6976 advisory.

 - json-c through 0.14 has an integer overflow and out-of-bounds write via a large JSON file, as demonstrated by printbuf_memappend. (CVE-2020-12762)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected libfastjson package.

See Also

https://access.redhat.com/errata/RHSA-2023:6976

Plugin Details

Severity: High

ID: 185629

File Name: centos8_RHSA-2023-6976.nasl

Version: 1.0

Type: local

Agent: unix

Published: 11/14/2023

Updated: 11/14/2023

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-12762

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8-stream, p-cpe:/a:centos:centos:libfastjson

Required KB Items: Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/14/2023

Vulnerability Publication Date: 5/9/2020

Reference Information

CVE: CVE-2020-12762

RHSA: 2023:6976