CVE-2025-53843

Summary

A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions allows attacker to execute unauthorized code or commands via specially crafted packets

Affected Software

VendorProductVersion RangeStatus
FortinetFortiOS7.6.0 <= 7.6.3affected
FortinetFortiOS7.4.0 <= 7.4.8affected
FortinetFortiOS7.2.0 <= 7.2.12affected
FortinetFortiOS7.0.0 <= 7.0.18affected
FortinetFortiOS6.4.0 <= 6.4.16affected

Weaknesses

  • CWE-121: Execute unauthorized code or commands

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

Additional References

References