Debian DSA-4741-1 : json-c - security update

high Nessus Plugin ID 139342

Synopsis

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

Description

Tobias Stoeckmann discovered an integer overflow in the json-c JSON library, which could result in denial of service or potentially the execution of arbitrary code if large malformed JSON files are processed.

Solution

Upgrade the json-c packages.

For the stable distribution (buster), this problem has been fixed in version 0.12.1+ds-2+deb10u1.

See Also

https://security-tracker.debian.org/tracker/source-package/json-c

https://packages.debian.org/source/buster/json-c

https://www.debian.org/security/2020/dsa-4741

Plugin Details

Severity: High

ID: 139342

File Name: debian_DSA-4741.nasl

Version: 1.3

Type: local

Agent: unix

Published: 8/6/2020

Updated: 2/26/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, 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: p-cpe:/a:debian:debian_linux:json-c, cpe:/o:debian:debian_linux:10.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/5/2020

Vulnerability Publication Date: 5/9/2020

Reference Information

CVE: CVE-2020-12762

DSA: 4741