TeamViewer prior 14.7.48644 on Windows DLL Loader Privilege Escalation

EntryeditHistoryDiffjsonxmlCTI
CVSS Meta Temp Score
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Current Exploit Price (≈)
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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-$5k0.06

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 summary by CVE is:

TeamViewer before 14.7.48644 on Windows loads untrusted DLLs in certain situations.

The weakness was published 06/16/2021. The advisory is shared at community.teamviewer.com. The identification of this vulnerability is CVE-2021-34803 since 06/16/2021. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 14.7.48644 eliminates this vulnerability.

Productinfoedit

Name

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

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: 🔍

CVSSv2infoedit

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfoedit

Class: Unknown
CWE: Unknown
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

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

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: TeamViewer 14.7.48644

Timelineinfoedit

06/16/2021 Advisory disclosed
06/16/2021 +0 days CVE assigned
06/16/2021 +0 days VulDB entry created
06/19/2021 +2 days VulDB last update

Sourcesinfoedit

Advisory: community.teamviewer.com
Status: Confirmed

CVE: CVE-2021-34803 (🔒)

Entryinfoedit

Created: 06/16/2021 09:43 PM
Updated: 06/19/2021 12:47 AM
Changes: (5) source_cve_assigned source_cve_nvd_summary vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_tempscore
Complete: 🔍

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