FreeRDP up to 2.0.0 USB Redirection Integer integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in FreeRDP up to 2.0.0. It has been rated as critical. Affected is an unknown function of the component USB Redirection Handler. This manipulation as part of Integer causes integer overflow. The identification of this vulnerability is CVE-2020-11039. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in FreeRDP up to 2.0.0. It has been declared as critical. Affected by this vulnerability is an unknown function of the component USB Redirection Handler. The manipulation as part of a Integer leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In FreeRDP less than or equal to 2.0.0, when using a manipulated server with USB redirection enabled (nearly) arbitrary memory can be read and written due to integer overflows in length checks. This has been patched in 2.1.0.

The weakness was shared 05/29/2020 (GitHub Repository). The advisory is shared at github.com. This vulnerability is known as CVE-2020-11039 since 03/30/2020. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 236628 (Alibaba Cloud Linux 3 : 0002: freerdp (ALINUX3-SA-2022:0002)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.1.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (236628). The entries VDB-155873, VDB-155872, VDB-155871 and VDB-155870 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.1
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.0
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 236628
Nessus Name: Alibaba Cloud Linux 3 : 0002: freerdp (ALINUX3-SA-2022:0002)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: FreeRDP 2.1.0

Timelineinfo

03/30/2020 🔍
05/29/2020 +60 days 🔍
05/30/2020 +1 days 🔍
05/19/2025 +1815 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-11039 (🔍)
GCVE (CVE): GCVE-0-2020-11039
GCVE (VulDB): GCVE-100-155869
See also: 🔍

Entryinfo

Created: 05/30/2020 09:14
Updated: 05/19/2025 21:24
Changes: 05/30/2020 09:14 (40), 05/30/2020 09:19 (11), 10/20/2020 19:42 (1), 10/20/2020 19:51 (1), 05/19/2025 21:24 (21)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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