High severity8.8NVD Advisory· Published Apr 5, 2022· Updated Jun 17, 2026
CVE-2021-45891
CVE-2021-45891
Description
An issue was discovered in Softwarebuero Zauner ARC 4.2.0.4., that allows attackers to escalate privileges within the application, since all permission checks are done client-side, not server-side.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3(expand)+ 1 more
- (no CPE)
- (no CPE)range: =4.2.0.4
Patches
Vulnerability mechanics
References
2- www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-063.txtnvdExploitThird Party Advisory
- syss.denvdThird Party Advisory
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