VDB-155873 · CVE-2020-11085 · Nessus 236628

FreeRDP up to 2.0.0 Clipboard cliprdr_read_format_list out-of-bounds

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.0	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in FreeRDP up to 2.0.0. This vulnerability affects the function cliprdr_read_format_list of the component Clipboard Handler. The manipulation leads to out-of-bounds. This vulnerability is listed as CVE-2020-11085. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in FreeRDP up to 2.0.0. This issue affects the function cliprdr_read_format_list of the component Clipboard Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In FreeRDP before 2.1.0, there is an out-of-bounds read in cliprdr_read_format_list. Clipboard format data read (by client or server) might read data out-of-bounds. This has been fixed in 2.1.0.

The weakness was presented 05/29/2020 (GitHub Repository). The advisory is shared at github.com. The identification of this vulnerability is CVE-2020-11085 since 03/30/2020. The attack may be initiated remotely. A simple authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is 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). See VDB-155877, VDB-155876, VDB-155875 and VDB-155874 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Remote Access Software

Name

FreeRDP

Version

License

open-source

Website

Product: https://github.com/FreeRDP/FreeRDP/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.0

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 2.6
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

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-2020-11085 (🔍)
GCVE (CVE): GCVE-0-2020-11085
GCVE (VulDB): GCVE-100-155873
See also: 🔍

Entryinfo

Created: 05/30/2020 09:19
Updated: 05/19/2025 21:24
Changes: 05/30/2020 09:19 (41), 05/30/2020 09:24 (11), 10/20/2020 20:38 (1), 10/20/2020 20:43 (1), 05/19/2025 21:24 (22)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.