VDB-177125 · CVE-2021-34803 · GCVE-0-2021-34803

TeamViewer prior 14.7.48644 on Windows DLL Loader privilege escalation

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.
6.0	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in TeamViewer on Windows. This vulnerability affects unknown code of the component DLL Loader. The manipulation leads to an unknown weakness. This vulnerability is referenced as CVE-2021-34803. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in TeamViewer on Windows and classified as critical. This issue affects an unknown code of the component DLL Loader. Impacted is confidentiality, integrity, and availability.

The weakness was published 06/16/2021. The advisory is shared at community.teamviewer.com. The identification of this vulnerability is CVE-2021-34803. Neither technical details nor an exploit are publicly available.

Upgrading to version 14.7.48644 eliminates this vulnerability.

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Productinfo

Name

TeamViewer

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: Privilege escalation
CWE: Unknown
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: TeamViewer 14.7.48644

Timelineinfo

06/16/2021 🔍
06/16/2021 +0 days 🔍
06/16/2021 +0 days 🔍
06/19/2021 +2 days 🔍

Sourcesinfo

Advisory: community.teamviewer.com
Status: Confirmed

CVE: CVE-2021-34803 (🔍)
GCVE (CVE): GCVE-0-2021-34803
GCVE (VulDB): GCVE-100-177125

Entryinfo

Created: 06/16/2021 21:43
Updated: 06/19/2021 00:47
Changes: 06/16/2021 21:43 (35), 06/19/2021 00:47 (5)
Complete: 🔍
Cache ID: 216::103