What’s Vulnerable › Vulnerabilities

CVE-2020-12254

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-26 · updated 2026-06-17
• Weakness: CWE-59

Description

Avira Antivirus before 5.0.2003.1821 on Windows allows privilege escalation or a denial of service via abuse of a symlink.

Affected products

• Avira Antivirus: before 5.0.2003.1821 — fixed in 5.0.2003.1821

How to fix

Upgrade to a fixed version: Avira Antivirus 5.0.2003.1821. Check the vendor advisory for mitigations.

References

• http://web.archive.org/web/20200429193852/https://support.avira.com/hc/en-us/articles/360000109798-Avira-Antivirus-for-Windows
• https://support.avira.com/hc/en-us/articles/360000109798-Avira-Antivirus-for-Windows
• http://web.archive.org/web/20200429193852/https://support.avira.com/hc/en-us/articles/360000109798-Avira-Antivirus-for-Windows
• https://support.avira.com/hc/en-us/articles/360000109798-Avira-Antivirus-for-Windows

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