PT-2020-2560 · Freerdp+6 · Freerdp+6

Bmiklautz · Published 2020-04-09 · Updated 2024-06-15 · CVE-2020-11040

Positive Technologies (AI Summary)

CVSS v2.0

4.0

Medium

Base vector

AV:N/AC:L/Au:S/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions FreeRDP versions 2.0.0 and earlier

Description The issue is related to an out-of-bound data read from memory in the clear decompress subcode rlex function, which can be visualized on screen as color. This can potentially allow a remote attacker to cause a denial of service.

Recommendations For FreeRDP versions 2.0.0 and earlier, update to version 2.1.0 to resolve the issue. As a temporary workaround, consider restricting access to the clear decompress subcode rlex function until a patch is applied.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ALSA-2020:4647

ALT-PU-2020-1941

ALT-PU-2020-1960

BDU:2020-02589

CESA-2020_4031

CESA-2020_4647

CVE-2020-11040

DLA-3606-1

GHSA-X4WQ-M7C9-RJGR

MGASA-2020-0297

OPENSUSE-SU-2020:1090-1

OPENSUSE-SU-2020_1090-1

OPENSUSE-SU-2024:10768-1

RHSA-2020:4031

RHSA-2020:4647

RHSA-2020_4031

RHSA-2020_4647

RLSA-2020:4647

SUSE-SU-2020:2032-1

SUSE-SU-2020:2068-1

SUSE-SU-2020:2272-1

Affected Products

Alt Linux

Almalinux

Centos

Freerdp

Red Hat

Rocky Linux

Suse

References · 213

• https://nvd.nist.gov/vuln/detail/CVE-2020-11040 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2020:2068-1 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2020-4647.html · Vendor Advisory
• https://advisories.mageia.org/MGASA-2020-0297.html · Security Note
• https://wiki.astralinux.ru/astra-linux-se81-bulletin-20211019SE81 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/IGSY4CEBOH6TVJLIW53YL7YDGHY3RMPU · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2020-0297 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2020:1090-1 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/651466 · Security Note
• https://errata.rockylinux.org/RLSA-2020:4647 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-3606-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-11040 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-11040 · Vendor Advisory
• https://osv.dev/vulnerability/RLSA-2020:4647 · Vendor Advisory
• https://errata.almalinux.org/8/ALSA-2020-4647.html · Vendor Advisory