FreeRDP up to 1.x autodetect_recv_bandwidth_measure_results out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in FreeRDP up to 1.x. The impacted element is the function autodetect_recv_bandwidth_measure_results. Executing a manipulation can lead to out-of-bounds. This vulnerability is handled as CVE-2020-11047. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in FreeRDP up to 1.x and classified as critical. This vulnerability affects the function autodetect_recv_bandwidth_measure_results. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In FreeRDP after 1.1 and before 2.0.0, there is an out-of-bounds read in autodetect_recv_bandwidth_measure_results. A malicious server can extract up to 8 bytes of client memory with a manipulated message by providing a short input and reading the measurement result data. This has been patched in 2.0.0.

The weakness was released 05/07/2020 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability was named CVE-2020-11047 since 03/30/2020. The attack can be initiated remotely. The exploitation needs additional levels of successful authentication. There are known technical details, but no exploit is available.

Upgrading to version 2.0.0 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-154878, VDB-154877, VDB-154875 and VDB-154874. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.6
VulDB Temp Score: 5.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: FreeRDP 2.0.0

Timelineinfo

03/30/2020 🔍
05/07/2020 +38 days 🔍
05/08/2020 +1 days 🔍
10/15/2020 +160 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-11047 (🔍)
GCVE (CVE): GCVE-0-2020-11047
GCVE (VulDB): GCVE-100-154876
See also: 🔍

Entryinfo

Created: 05/08/2020 10:10
Updated: 10/15/2020 20:56
Changes: 05/08/2020 10:10 (40), 05/08/2020 10:15 (11), 10/15/2020 20:48 (1), 10/15/2020 20:56 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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