CVE-2020-29016

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

A stack-based buffer overflow vulnerability in FortiWeb 6.3.0 through 6.3.5 and version before 6.2.4 may allow an unauthenticated, remote attacker to overwrite the content of the stack and potentially execute arbitrary code by sending a crafted request with a large certname.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

VendorProductVersions
FortinetFortinet FortiWebFortiWeb 6.3.0 through 6.3.5 and version before 6.2.4

References

Timeline

Published
Jan 14, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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