Detections
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Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS : FreeRDP vulnerabilities (USN-5734-1)

high Nessus Plugin ID 168146

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Synopsis

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

Description

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5734-1 advisory.

 It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS.
 (CVE-2022-39282, CVE-2022-39283)

 It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2022-39316, CVE-2022-39317, CVE-2022-39318, CVE-2022-39319, CVE-2022-39320)

 It was discovered that FreeRDP incorrectly handled certain path checks. A malicious server could use this issue to cause FreeRDP clients to read files outside of the shared directory. (CVE-2022-39347)

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-5734-1

Plugin Details

Severity: High

ID: 168146

File Name: ubuntu_USN-5734-1.nasl

Version: 1.8

Type: local

Agent: unix

Published: 11/23/2022

Updated: 8/27/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2022-39283

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libuwac0-dev, p-cpe:/a:canonical:ubuntu_linux:libwinpr2-dev, p-cpe:/a:canonical:ubuntu_linux:libfreerdp-server2-2, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libwinpr-tools2-2, p-cpe:/a:canonical:ubuntu_linux:freerdp2-dev, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:winpr-utils, p-cpe:/a:canonical:ubuntu_linux:freerdp2-wayland, p-cpe:/a:canonical:ubuntu_linux:freerdp2-shadow-x11, p-cpe:/a:canonical:ubuntu_linux:libfreerdp-client2-2, p-cpe:/a:canonical:ubuntu_linux:libuwac0-0, p-cpe:/a:canonical:ubuntu_linux:freerdp2-x11, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libfreerdp2-2, p-cpe:/a:canonical:ubuntu_linux:libwinpr2-2, p-cpe:/a:canonical:ubuntu_linux:libfreerdp-shadow2-2, p-cpe:/a:canonical:ubuntu_linux:libfreerdp-shadow-subsystem2-2

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/22/2022

Vulnerability Publication Date: 10/12/2022

Reference Information

CVE: CVE-2022-39282, CVE-2022-39283, CVE-2022-39316, CVE-2022-39317, CVE-2022-39318, CVE-2022-39319, CVE-2022-39320, CVE-2022-39347

USN: 5734-1