Detections
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RHEL 8 : libfastjson (RHSA-2024:0411)
high Nessus Plugin ID 189558
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Synopsis
The remote Red Hat host is missing a security update for libfastjson.Description
The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2024:0411 advisory.The libfastjson library provides essential JavaScript Object Notation (JSON) handling functions. The library enables users to construct JSON objects in C, output them as JSON-formatted strings, and convert JSON-formatted strings back to the C representation of JSON objects.
Security Fix(es):
* json-c, libfastjson: integer overflow and out-of-bounds write via a large JSON file (CVE-2020-12762)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
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 RHEL libfastjson package based on the guidance in RHSA-2024:0411.See Also
http://www.nessus.org/u?9a46df3f
https://access.redhat.com/security/updates/classification/#moderate
Plugin Details
Severity: High
ID: 189558
File Name: redhat-RHSA-2024-0411.nasl
Version: 1.4
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 1/25/2024
Updated: 11/7/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
Vendor
Vendor Severity: Moderate
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:redhat:rhel_eus:8.6, p-cpe:/a:redhat:enterprise_linux:libfastjson
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 1/25/2024
Vulnerability Publication Date: 5/9/2020
Reference Information
CVE: CVE-2020-12762