What’s Vulnerable › Vulnerabilities

CVE-2021-44226

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-03-23 · updated 2026-06-17
• Weakness: CWE-427

Description

Razer Synapse before 3.7.0228.022817 allows privilege escalation because it relies on %PROGRAMDATA%\Razer\Synapse3\Service\bin even if %PROGRAMDATA%\Razer has been created by any unprivileged user before Synapse is installed. The unprivileged user may have placed Trojan horse DLLs there.

Affected products

• Razer Synapse 3: before 3.7.0228.022817 — fixed in 3.7.0228.022817

How to fix

Upgrade to a fixed version: Razer Synapse 3 3.7.0228.022817. Check the vendor advisory for mitigations.

References

• http://packetstormsecurity.com/files/166485/Razer-Synapse-3.6.x-DLL-Hijacking.html
• http://packetstormsecurity.com/files/170772/Razer-Synapse-3.7.0731.072516-Local-Privilege-Escalation.html
• http://packetstormsecurity.com/files/174696/Razer-Synapse-Race-Condition-DLL-Hijacking.html
• http://seclists.org/fulldisclosure/2022/Mar/51
• http://seclists.org/fulldisclosure/2023/Jan/26
• http://seclists.org/fulldisclosure/2023/Sep/6
• https://www.razer.com/community
• https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-058.txt
• http://packetstormsecurity.com/files/166485/Razer-Synapse-3.6.x-DLL-Hijacking.html
• http://packetstormsecurity.com/files/170772/Razer-Synapse-3.7.0731.072516-Local-Privilege-Escalation.html
• http://packetstormsecurity.com/files/174696/Razer-Synapse-Race-Condition-DLL-Hijacking.html
• http://seclists.org/fulldisclosure/2022/Mar/51

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