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Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : StoreBackup vulnerability (USN-4508-1)

high Nessus Plugin ID 140642

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-4508-1 advisory.

 It was discovered that StoreBackup did not properly manage lock files.

 A local attacker could use this issue to cause a denial of service or

 escalate privileges and run arbitrary code. (CVE-2020-7040)

Tenable has extracted the preceding description block directly from the Ubuntu 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 affected storebackup package.

See Also

https://ubuntu.com/security/notices/USN-4508-1

Plugin Details

Severity: High

ID: 140642

File Name: ubuntu_USN-4508-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 9/17/2020

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: 5.9

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

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

CVSS Score Source: CVE-2020-7040

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:storebackup, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/16/2020

Vulnerability Publication Date: 1/21/2020

Reference Information

CVE: CVE-2020-7040

USN: 4508-1