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Servers and applications

CVE-2021-43071

A heap-based buffer overflow in Fortinet FortiWeb version 6.4.1 and 6.4.0, version 6.3.15 and below, version 6.2.6 and below allows attacker to execute unauthorized code or commands via crafted HTTP requests to the LogReport API controller.

Severity
High 8.8
Published
9 Dec 2021
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Fortinet FortiWebServers and applications · cpe:a:fortinet:fortiweb
  • From 6.2.0 up to 6.2.6
  • From 6.3.0 up to 6.3.16
  • Version 6.4.0
  • Version 6.4.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-43071
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-43071