PT-2020-3474 · Freerdp+6 · Freerdp+6

Bmiklautz · Published 2020-04-09 · Updated 2024-06-15 · CVE-2020-11524

Positive Technologies (AI Summary)

CVSS v2.0

8.5

High

Base vector

AV:N/AC:M/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions FreeRDP versions > 1.0 through 2.0.0-rc4

Description The issue is related to an out-of-bounds write operation in the memory buffer of the FreeRDP client. This can be exploited by a remote attacker to cause a denial of service. The problem is specifically located in the libfreerdp/codec/interleaved.c file.

Recommendations For FreeRDP versions > 1.0 through 2.0.0-rc4, consider disabling the affected interleaved.c codec until a patch is available to prevent potential exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALT-PU-2020-1941

ALT-PU-2020-1960

BDU:2020-03798

CESA-2020_2334

CESA-2020_2336

CVE-2020-11524

ELSA-2020-2334

ELSA-2020-2336

GHSA-CGW8-3MP2-P5QW

MGASA-2020-0297

OESA-2021-1008

OPENSUSE-SU-2020:1090-1

OPENSUSE-SU-2020_1090-1

OPENSUSE-SU-2024:10768-1

RHSA-2020:2334

RHSA-2020:2335

RHSA-2020:2336

RHSA-2020:2354

RHSA-2020_2334

RHSA-2020_2336

SUSE-SU-2020:2032-1

SUSE-SU-2020:2068-1

SUSE-SU-2020:2272-1

USN-4379-1

Affected Products

Alt Linux

Centos

Freerdp

Linuxmint

Red Hat

Suse

Ubuntu

References · 183

• 🔥 https://pub.freerdp.com/cve/CVE-2020-11524/pocAnalysis_3.pdf · Exploit
• https://github.com/FreeRDP/FreeRDP/commits/master · Patch
• https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-cgw8-3mp2-p5qw · Patch
• https://ubuntu.com/security/CVE-2018-1000852 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-11522 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-11044 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-11042 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-11523 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2020:2068-1 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2020-2334.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-11047 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2020-0297.html · Security Note
• https://wiki.astralinux.ru/astra-linux-se81-bulletin-20211019SE81 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-11042 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-11044 · Vendor Advisory