FreeRDP up to 2.10.x/3.0.0-beta2 nsc_rle_decompress_data out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability has been found in FreeRDP up to 2.10.x/3.0.0-beta2 and classified as problematic. Impacted is the function nsc_rle_decompress_data. This manipulation causes out-of-bounds. This vulnerability is tracked as CVE-2023-39354. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in FreeRDP up to 2.10.x/3.0.0-beta2. It has been declared as problematic. Affected by this vulnerability is the function nsc_rle_decompress_data. 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 availability. The summary by CVE is:

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Read in the `nsc_rle_decompress_data` function. The Out-Of-Bounds Read occurs because it processes `context->Planes` without checking if it contains data of sufficient length. Should an attacker be able to leverage this vulnerability they may be able to cause a crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.

The weakness was disclosed 09/01/2023 as GHSA-c3r2-pxxp-f8r6. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2023-39354 since 07/28/2023. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 216351 (Debian dla-4053 : freerdp2-dev - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.11.0 or 3.0.0-beta3 eliminates this vulnerability. Applying the patch cd1da25a87358eb3b5512fd259310e95b19a05ec is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (216351). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 5.9
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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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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Nessus ID: 216351
Nessus Name: Debian dla-4053 : freerdp2-dev - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: FreeRDP 2.11.0/3.0.0-beta3
Patch: cd1da25a87358eb3b5512fd259310e95b19a05ec

Timelineinfo

07/28/2023 🔍
09/01/2023 +35 days 🔍
09/01/2023 +0 days 🔍
02/16/2025 +533 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-c3r2-pxxp-f8r6
Status: Confirmed

CVE: CVE-2023-39354 (🔍)
GCVE (CVE): GCVE-0-2023-39354
GCVE (VulDB): GCVE-100-238507

Entryinfo

Created: 09/01/2023 07:10
Updated: 02/16/2025 00:51
Changes: 09/01/2023 07:10 (50), 09/01/2023 07:13 (2), 09/29/2023 06:20 (11), 02/16/2025 00:51 (18)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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