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Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : procps-ng vulnerabilities (USN-3658-1)

critical Nessus Plugin ID 110094

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Synopsis

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

Description

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3658-1 advisory.

 It was discovered that the procps-ng top utility incorrectly read its configuration file from the current working directory. A local attacker could possibly use this issue to escalate privileges. (CVE-2018-1122)

 It was discovered that the procps-ng ps tool incorrectly handled memory. A local user could possibly use this issue to cause a denial of service. (CVE-2018-1123)

 It was discovered that libprocps incorrectly handled the file2strvec() function. A local attacker could possibly use this to execute arbitrary code. (CVE-2018-1124)

 It was discovered that the procps-ng pgrep utility incorrectly handled memory. A local attacker could possibly use this issue to cause de denial of service. (CVE-2018-1125)

 It was discovered that procps-ng incorrectly handled memory. A local attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. (CVE-2018-1126)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

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

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-3658-1

Plugin Details

Severity: Critical

ID: 110094

File Name: ubuntu_USN-3658-1.nasl

Version: 1.15

Type: local

Agent: unix

Published: 5/24/2018

Updated: 8/27/2024

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

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2018-1126

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libprocps4, p-cpe:/a:canonical:ubuntu_linux:libprocps4-dev, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libprocps-dev, p-cpe:/a:canonical:ubuntu_linux:libprocps6, p-cpe:/a:canonical:ubuntu_linux:libprocps3, p-cpe:/a:canonical:ubuntu_linux:libprocps3-dev, p-cpe:/a:canonical:ubuntu_linux:procps

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/23/2018

Vulnerability Publication Date: 5/23/2018

Reference Information

CVE: CVE-2018-1122, CVE-2018-1123, CVE-2018-1124, CVE-2018-1125, CVE-2018-1126

IAVA: 2018-A-0174-S

USN: 3658-1