What’s Vulnerable › Vulnerabilities

CVE-2021-45891

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-04-05 · updated 2026-06-17
• Weakness: CWE-669

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.

Affected products

• Zauner Arc: 4.2.0.4

References

• https://syss.de
• https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-063.txt
• https://syss.de
• https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-063.txt

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