SUSE SLES12 Security Update : xrdp (SUSE-SU-2023:0374-1)

critical Nessus Plugin ID 171404

Language:

Synopsis

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

Description

The remote SUSE Linux SLES12 / SLES_SAP12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:0374-1 advisory.

- xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a buffer over flow in xrdp_login_wnd_create() function.
There are no known workarounds for this issue. Users are advised to upgrade. (CVE-2022-23468)

- xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a Out of Bound Write in xrdp_mm_trans_process_drdynvc_channel_open() function. There are no known workarounds for this issue.
Users are advised to upgrade. (CVE-2022-23478)

- xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a buffer over flow in xrdp_mm_chan_data_in() function.
There are no known workarounds for this issue. Users are advised to upgrade. (CVE-2022-23479)

- xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a buffer over flow in devredir_proc_client_devlist_announce_req() function. There are no known workarounds for this issue. Users are advised to upgrade. (CVE-2022-23480)

- xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a Out of Bound Read in xrdp_caps_process_confirm_active() function. There are no known workarounds for this issue. Users are advised to upgrade. (CVE-2022-23481)

- xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a Out of Bound Read in xrdp_sec_process_mcs_data_CS_CORE() function. There are no known workarounds for this issue. Users are advised to upgrade. (CVE-2022-23482)

- xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a Out of Bound Read in libxrdp_send_to_channel() function.
There are no known workarounds for this issue. Users are advised to upgrade. (CVE-2022-23483)

- xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a Integer Overflow in xrdp_mm_process_rail_update_window_text() function. There are no known workarounds for this issue. Users are advised to upgrade. (CVE-2022-23484)

- xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a Out of Bound Read in xrdp_mm_trans_process_drdynvc_channel_close() function. There are no known workarounds for this issue.
Users are advised to upgrade. (CVE-2022-23493)

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 xrdp package.

See Also

https://bugzilla.suse.com/1206300

https://bugzilla.suse.com/1206302

https://bugzilla.suse.com/1206303

https://bugzilla.suse.com/1206306

https://bugzilla.suse.com/1206307

https://bugzilla.suse.com/1206310

https://bugzilla.suse.com/1206311

https://bugzilla.suse.com/1206312

https://bugzilla.suse.com/1206313

https://bugzilla.suse.com/1206621

https://www.suse.com/security/cve/CVE-2022-23468

https://www.suse.com/security/cve/CVE-2022-23478

https://www.suse.com/security/cve/CVE-2022-23479

https://www.suse.com/security/cve/CVE-2022-23480

https://www.suse.com/security/cve/CVE-2022-23481

https://www.suse.com/security/cve/CVE-2022-23482

https://www.suse.com/security/cve/CVE-2022-23483

https://www.suse.com/security/cve/CVE-2022-23484

https://www.suse.com/security/cve/CVE-2022-23493

http://www.nessus.org/u?b8b122d3

Plugin Details

Severity: Critical

ID: 171404

File Name: suse_SU-2023-0374-1.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2/14/2023

Updated: 7/14/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2022-23484

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:xrdp, cpe:/o:novell:suse_linux:12

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: 2/10/2023

Vulnerability Publication Date: 12/9/2022

Reference Information

CVE: CVE-2022-23468, CVE-2022-23478, CVE-2022-23479, CVE-2022-23480, CVE-2022-23481, CVE-2022-23482, CVE-2022-23483, CVE-2022-23484, CVE-2022-23493

SuSE: SUSE-SU-2023:0374-1