SUSE SLED15 / SLES15 / openSUSE 15 Security Update : freerdp (SUSE-SU-2023:0399-1)

medium Nessus Plugin ID 171486

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Synopsis

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

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:0399-1 advisory.

- FreeRDP is a free remote desktop protocol library and clients. In affected versions there is an out of bound read in ZGFX decoder component of FreeRDP. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it likely resulting in a crash. This issue has been addressed in the 2.9.0 release. Users are advised to upgrade. (CVE-2022-39316)

- FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing a range check for input offset index in ZGFX decoder. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it. This issue has been addressed in version 2.9.0. There are no known workarounds for this issue. (CVE-2022-39317)

- FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP may attempt integer addition on too narrow types leads to allocation of a buffer too small holding the data written. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the `/usb` redirection switch. (CVE-2022-39320)

- FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing path canonicalization and base path check for `drive` channel. A malicious server can trick a FreeRDP based client to read files outside the shared directory. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the `/drive`, `/drives` or `+home-drive` redirection switch. (CVE-2022-39347)

- FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing input length validation in `drive` channel. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the drive redirection channel - command line options `/drive`, `+drives` or `+home-drive`. (CVE-2022-41877)

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.

Plugin Details

Severity: Medium

ID: 171486

File Name: suse_SU-2023-0399-1.nasl

Version: 1.3

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 2/15/2023

Updated: 7/14/2023

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2022-39347

CVSS v3

Risk Factor: Medium

Base Score: 5.7

Temporal Score: 5

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/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:novell:suse_linux:freerdp, p-cpe:/a:novell:suse_linux:freerdp-devel, p-cpe:/a:novell:suse_linux:winpr2-devel, cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:libfreerdp2, p-cpe:/a:novell:suse_linux:libwinpr2, p-cpe:/a:novell:suse_linux:freerdp-proxy

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 2/13/2023

Vulnerability Publication Date: 11/16/2022

Reference Information

CVE: CVE-2022-39316, CVE-2022-39317, CVE-2022-39320, CVE-2022-39347, CVE-2022-41877

SuSE: SUSE-SU-2023:0399-1

Detections

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