Vulnerability · Published Apr 28, 2022 · Assigned by mitre
CVE-2021-33436
High 7.3
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).
Severity (CVSS NVD)7.3High
Exploit odds (30 days)0.3%top 78.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
NoMachine for Windows prior to version 6.15.1 and 7.5.2 suffer from local privilege escalation due to the lack of safe DLL loading. This vulnerability allows local non-privileged users to perform DLL Hijacking via any writable directory listed under the system path and ultimately execute code as NT AUTHORITY\SYSTEM.
Affected products (as reported)
References
- https://github.com/active-labs/Advisories/blob/master/2021/ACTIVE-2021-001.md x_refsource_MISC
- https://knowledgebase.nomachine.com/TR05S10236 x_refsource_MISC
- https://knowledgebase.nomachine.com/SU05S00224 x_refsource_MISC
- https://knowledgebase.nomachine.com/SU05S00223 x_refsource_MISC