FreeRDP up to 2.0.0-rc4 bitmap.c out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in FreeRDP up to 2.0.0-rc4 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file libfreerdp/cache/bitmap.c. Executing a manipulation can lead to out-of-bounds. This vulnerability is registered as CVE-2020-11525. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in FreeRDP up to 2.0.0-rc4. It has been declared as problematic. This vulnerability affects an unknown code of the file libfreerdp/cache/bitmap.c. 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. CVE summarizes:

libfreerdp/cache/bitmap.c in FreeRDP versions > 1.0 through 2.0.0-rc4 has an Out of bounds read.

The weakness was published 05/15/2020 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability was named CVE-2020-11525 since 04/04/2020. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, 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.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (236628). Similar entries are available at VDB-155321, VDB-155319, VDB-155318 and VDB-155317. 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: 7.2
VulDB Meta Temp Score: 7.0

VulDB Base Score: 5.3
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

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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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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/04/2020 🔍
05/15/2020 +41 days 🔍
05/16/2020 +1 days 🔍
05/19/2025 +1829 days 🔍

Sourcesinfo

Product: github.com

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

CVE: CVE-2020-11525 (🔍)
GCVE (CVE): GCVE-0-2020-11525
GCVE (VulDB): GCVE-100-155320
See also: 🔍

Entryinfo

Created: 05/16/2020 09:38
Updated: 05/19/2025 21:25
Changes: 05/16/2020 09:38 (37), 05/16/2020 09:43 (17), 10/18/2020 13:15 (1), 05/19/2025 21:25 (19)
Complete: 🔍
Cache ID: 216:260:103

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