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High severity8.8NVD Advisory· Published Nov 2, 2021· Updated Jun 17, 2026

CVE-2021-36186

CVE-2021-36186

Description

A stack-based buffer overflow in Fortinet FortiWeb version 6.4.0, version 6.3.15 and below, 6.2.5 and below allows attacker to execute unauthorized code or commands via crafted HTTP requests

Affected products

4
  • Fortinet/Fortiweb4 versions
    cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*range: >=6.2.0,<=6.2.5
    • cpe:2.3:a:fortinet:fortiweb:6.4.0:*:*:*:*:*:*:*
    • (no CPE)range: <=6.3.15, <=6.2.5
    • (no CPE)range: FortiWeb 6.4.0, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.1, 6.3.0, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0

Patches

Vulnerability mechanics

References

1

News mentions

0

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