What’s Vulnerable › Vulnerabilities

CVE-2021-33505

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-07-15 · updated 2026-06-17
• Weakness: CWE-269

Description

A local malicious user can circumvent the Falco detection engine through 0.28.1 by running a program that alters arguments of system calls being executed. Issue is fixed in Falco versions >= 0.29.1.

Affected products

• Falco: through 0.28.1

References

• https://github.com/falcosecurity/falco/pull/1675
• https://github.com/falcosecurity/falco/releases
• https://github.com/falcosecurity/falco/pull/1675
• https://github.com/falcosecurity/falco/releases

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