VDB-272587 · CVE-2024-42053 · EUVD-2024-39421

Splashtop Streamer up to 3.5.x on Windows Installation version.dll temp file

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.
7.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Splashtop Streamer up to 3.5.x on Windows. It has been rated as critical. The impacted element is an unknown function in the library version.dll of the component Installation Handler. This manipulation causes temp file. This vulnerability is tracked as CVE-2024-42053. The attack is restricted to local execution. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Splashtop Streamer up to 3.5.x on Windows and classified as critical. Affected by this vulnerability is an unknown function in the library version.dll of the component Installation Handler. The manipulation with an unknown input leads to a temp file vulnerability. The CWE definition for the vulnerability is CWE-379. The product creates a temporary file in a directory whose permissions allow unintended actors to determine the file's existence or otherwise access that file. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The MSI installer for Splashtop Streamer for Windows before 3.6.0.0 uses a temporary folder with weak permissions during installation. A local user can exploit this to escalate privileges to SYSTEM by placing a version.dll file in the folder.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2024-42053 since 07/28/2024. The exploitation appears to be easy. Attacking locally is a requirement. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 3.6.0.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-39421). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Splashtop

Name

Streamer

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (MITRE): 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Temp file
CWE: CWE-379 / CWE-377
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Streamer 3.6.0.0

Timelineinfo

07/28/2024 🔍
07/28/2024 +0 days 🔍
07/28/2024 +0 days 🔍
06/15/2025 +322 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2024-42053 (🔍)
GCVE (CVE): GCVE-0-2024-42053
GCVE (VulDB): GCVE-100-272587
EUVD: 🔍

Entryinfo

Created: 07/28/2024 07:07
Updated: 06/15/2025 16:13
Changes: 07/28/2024 07:07 (66), 07/30/2024 15:25 (1), 06/15/2025 16:13 (1)
Complete: 🔍
Cache ID: 216::103

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