Detections
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Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : sane-backends vulnerabilities (USN-4470-1)

high Nessus Plugin ID 139783

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Synopsis

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

Description

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4470-1 advisory.

 Kritphong Mongkhonvanit discovered that sane-backends incorrectly handled certain packets. A remote attacker could possibly use this issue to obtain sensitive memory information. This issue only affected Ubuntu 16.04 LTS. (CVE-2017-6318)

 It was discovered that sane-backends incorrectly handled certain memory operations. A remote attacker could possibly use this issue to execute arbitrary code. This issue only applied to Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-12861)

 It was discovered that sane-backends incorrectly handled certain memory operations. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2020-12862, CVE-2020-12863)

 It was discovered that sane-backends incorrectly handled certain memory operations. A remote attacker could possibly use this issue to obtain sensitive information. This issue only applied to Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-12864)

 It was discovered that sane-backends incorrectly handled certain memory operations. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2020-12865)

 It was discovered that sane-backends incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause a denial of service. This issue only applied to Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-12866)

 It was discovered that sane-backends incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2020-12867)

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-4470-1

Plugin Details

Severity: High

ID: 139783

File Name: ubuntu_USN-4470-1.nasl

Version: 1.7

Type: local

Agent: unix

Published: 8/25/2020

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: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.9

Temporal Score: 6.2

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

CVSS Score Source: CVE-2020-12861

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:A/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:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libsane-common, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libsane, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libsane-dev, p-cpe:/a:canonical:ubuntu_linux:libsane1, p-cpe:/a:canonical:ubuntu_linux:sane-utils

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: 8/24/2020

Vulnerability Publication Date: 3/20/2017

Reference Information

CVE: CVE-2017-6318, CVE-2020-12861, CVE-2020-12862, CVE-2020-12863, CVE-2020-12864, CVE-2020-12865, CVE-2020-12866, CVE-2020-12867

USN: 4470-1