TeamViewer’s Remote client software for Windows has discovered a critical security vulnerability. This vulnerability could potentially allow attackers to elevate their privileges on affected systems.
The flaw, identified as CVE-2024-7479 and CVE-2024-7481, affects multiple versions of TeamViewer’s Windows Remote full client and Remote Host products.
The vulnerability stems from improper verification of cryptographic signatures in the TeamViewer_service.exe component.
This weakness could enable an attacker with local, unprivileged access to a Windows system to Privilege Escalation and install drivers. The severity of this flaw is underscored by its high CVSS3.1 base score of 8.8.
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Affected versions include TeamViewer Remote full client and Remote Host for Windows versions earlier than 15.58.4 and several older major versions dating back to version 11.
TeamViewer has addressed the issue in version 15.58.4 and is urging all users to update to the latest available version immediately.
Certainly. Here’s a markdown table of the affected products and versions based on the information provided:
| Product | Affected Versions |
|---|---|
| TeamViewer Remote Full Client (Windows) | < 15.58.4 |
| TeamViewer Remote Full Client (Windows) | < 14.7.48796 |
| TeamViewer Remote Full Client (Windows) | < 13.2.36225 |
| TeamViewer Remote Full Client (Windows) | < 12.0.259312 |
| TeamViewer Remote Full Client (Windows) | < 11.0.259311 |
| TeamViewer Remote Host (Windows) | < 15.58.4 |
| TeamViewer Remote Host (Windows) | < 14.7.48796 |
| TeamViewer Remote Host (Windows) | < 13.2.36225 |
| TeamViewer Remote Host (Windows) | < 12.0.259312 |
| TeamViewer Remote Host (Windows) | < 11.0.259311 |
Security researcher Peter Gabaldon, working in collaboration with Trend Micro’s Zero Day Initiative, discovered this vulnerability. TeamViewer has thanked Gabaldon for responsibly disclosing the flaw, allowing them to develop and release a patch.
Given the widespread use of TeamViewer in both corporate and personal settings, users must take immediate action. Updating to the latest version is the recommended solution to mitigate the risk posed by this vulnerability.
As remote work continues to be prevalent, ensuring the security of remote access tools remains paramount for organizations and individuals alike.
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