openSUSE Security Update : rdesktop (openSUSE-2019-2135)

critical Nessus Plugin ID 128866

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for rdesktop fixes the following issues :

rdesktop was updated to 1.8.6 :

- Fix protocol code handling new licenses

rdesktop was updated to 1.8.5 :

- Add bounds checking to protocol handling in order to fix many security problems when communicating with a malicious server.

rdesktop was updated to 1.8.4 (fix for boo#1121448) :

- Add rdp_protocol_error function that is used in several fixes

- Refactor of process_bitmap_updates

- Fix possible integer overflow in s_check_rem() on 32bit arch

- Fix memory corruption in process_bitmap_data - CVE-2018-8794

- Fix remote code execution in process_bitmap_data - CVE-2018-8795

- Fix remote code execution in process_plane - CVE-2018-8797

- Fix Denial of Service in mcs_recv_connect_response - CVE-2018-20175

- Fix Denial of Service in mcs_parse_domain_params - CVE-2018-20175

- Fix Denial of Service in sec_parse_crypt_info - CVE-2018-20176

- Fix Denial of Service in sec_recv - CVE-2018-20176

- Fix minor information leak in rdpdr_process - CVE-2018-8791

- Fix Denial of Service in cssp_read_tsrequest - CVE-2018-8792

- Fix remote code execution in cssp_read_tsrequest - CVE-2018-8793

- Fix Denial of Service in process_bitmap_data - CVE-2018-8796

- Fix minor information leak in rdpsnd_process_ping - CVE-2018-8798

- Fix Denial of Service in process_secondary_order - CVE-2018-8799

- Fix remote code execution in in ui_clip_handle_data - CVE-2018-8800

- Fix major information leak in ui_clip_handle_data - CVE-2018-20174

- Fix memory corruption in rdp_in_unistr - CVE-2018-20177

- Fix Denial of Service in process_demand_active - CVE-2018-20178

- Fix remote code execution in lspci_process - CVE-2018-20179

- Fix remote code execution in rdpsnddbg_process - CVE-2018-20180

- Fix remote code execution in seamless_process - CVE-2018-20181

- Fix remote code execution in seamless_process_line - CVE-2018-20182

- Fix building against OpenSSL 1.1

- remove obsolete patches

- rdesktop-Fix-OpenSSL-1.1-compability-issues.patch

- rdesktop-Fix-crash-in-rdssl_cert_to_rkey.patch

- update changes file

- add missing info about bugzilla 1121448

- Added rdesktop-Fix-decryption.patch Patch from https://github.com/rdesktop/rdesktop/pull/334 to fix connections to VirtualBox.

- update to 1.8.6

- Fix protocol code handling new licenses

- update to 1.8.5

- Add bounds checking to protocol handling in order to fix many security problems when communicating with a malicious server.

- Trim redundant wording from description.

- Use %make_install.

- update to 1.8.4 (fix for boo#1121448)

- Add rdp_protocol_error function that is used in several fixes

- Refactor of process_bitmap_updates

- Fix possible integer overflow in s_check_rem() on 32bit arch

- Fix memory corruption in process_bitmap_data - CVE-2018-8794

- Fix remote code execution in process_bitmap_data - CVE-2018-8795

- Fix remote code execution in process_plane - CVE-2018-8797

- Fix Denial of Service in mcs_recv_connect_response - CVE-2018-20175

- Fix Denial of Service in mcs_parse_domain_params - CVE-2018-20175

- Fix Denial of Service in sec_parse_crypt_info - CVE-2018-20176

- Fix Denial of Service in sec_recv - CVE-2018-20176

- Fix minor information leak in rdpdr_process - CVE-2018-8791

- Fix Denial of Service in cssp_read_tsrequest - CVE-2018-8792

- Fix remote code execution in cssp_read_tsrequest - CVE-2018-8793

- Fix Denial of Service in process_bitmap_data - CVE-2018-8796

- Fix minor information leak in rdpsnd_process_ping - CVE-2018-8798

- Fix Denial of Service in process_secondary_order - CVE-2018-8799

- Fix remote code execution in in ui_clip_handle_data - CVE-2018-8800

- Fix major information leak in ui_clip_handle_data - CVE-2018-20174

- Fix memory corruption in rdp_in_unistr - CVE-2018-20177

- Fix Denial of Service in process_demand_active - CVE-2018-20178

- Fix remote code execution in lspci_process - CVE-2018-20179

- Fix remote code execution in rdpsnddbg_process - CVE-2018-20180

- Fix remote code execution in seamless_process - CVE-2018-20181

- Fix remote code execution in seamless_process_line - CVE-2018-20182

- Fix building against OpenSSL 1.1

Solution

Update the affected rdesktop packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1121448

https://github.com/rdesktop/rdesktop/pull/334

Plugin Details

Severity: Critical

ID: 128866

File Name: openSUSE-2019-2135.nasl

Version: 1.3

Type: local

Agent: unix

Published: 9/16/2019

Updated: 4/25/2024

Supported Sensors: 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: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2018-8800

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:rdesktop, p-cpe:/a:novell:opensuse:rdesktop-debuginfo, p-cpe:/a:novell:opensuse:rdesktop-debugsource, cpe:/o:novell:opensuse:15.1

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/14/2019

Vulnerability Publication Date: 2/5/2019

Reference Information

CVE: CVE-2018-20174, CVE-2018-20175, CVE-2018-20176, CVE-2018-20177, CVE-2018-20178, CVE-2018-20179, CVE-2018-20180, CVE-2018-20181, CVE-2018-20182, CVE-2018-8791, CVE-2018-8792, CVE-2018-8793, CVE-2018-8794, CVE-2018-8795, CVE-2018-8796, CVE-2018-8797, CVE-2018-8798, CVE-2018-8799, CVE-2018-8800