Detections
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Ubuntu 14.04 LTS : json-c vulnerabilities (USN-2245-1)

high Nessus Plugin ID 74509

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Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

Florian Weimer discovered that json-c incorrectly handled buffer lengths. An attacker could use this issue with a specially crafted large JSON document to cause json-c to crash, resulting in a denial of service. (CVE-2013-6370)

Florian Weimer discovered that json-c incorrectly handled hash arrays.
An attacker could use this issue with a specially crafted JSON document to cause json-c to consume CPU resources, resulting in a denial of service. (CVE-2013-6371).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-2245-1

Plugin Details

Severity: High

ID: 74509

File Name: ubuntu_USN-2245-1.nasl

Version: 1.10

Type: local

Agent: unix

Published: 6/13/2014

Updated: 10/20/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2013-6371

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libjson0, p-cpe:/a:canonical:ubuntu_linux:libjson0-dev, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libjson-c-dev, p-cpe:/a:canonical:ubuntu_linux:libjson-c2

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/12/2014

Vulnerability Publication Date: 4/22/2014

Reference Information

CVE: CVE-2013-6370, CVE-2013-6371

BID: 66715, 66720

USN: 2245-1