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Low3.5Fortinet

Low [CVE-2024-52963] out-of-bounds write in Fortinet FortiOS versions 7.6.0, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.0 through 7.0.16, 6.4.0…

This low-severity Fortinet advisory covers CVE-2024-52963 affecting FortiOS.

CVE-2024-52963 Published Jan 14, 2025Updated by vendor Mar 13, 2025
Affected products & platforms
FortinetFortiGateFirewallFortiOS
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Summary

A out-of-bounds write in Fortinet FortiOS versions 7.6.0, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.0 through 7.0.16, 6.4.0 through 6.4.15 allows attacker to trigger a denial of service via specially crafted packets. Affected products named by the advisory: FortiProxy.

Affected versions
  • FortiOS 7.6: 7.6.0
  • FortiOS 7.4: 7.4.0 through 7.4.7
  • FortiOS 7.2: 7.2.0 through 7.2.10
  • FortiOS 7.0: 7.0 all versions
  • FortiOS 6.4: 6.4 all versions

Official advisory · high-confidence parse· fetched 9 days ago·verify at source

Fixed versions
  • FortiOS 7.6: 7.6.1
  • FortiOS 7.4: 7.4.8
  • FortiOS 7.2: 7.2.11
  • FortiOS 7.0: migrate to a fixed release
  • FortiOS 6.4: migrate to a fixed release

Official advisory · high-confidence parse· fetched 9 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Upgrade per the Affected/Solution table: FortiOS 7.6: 7.6.1; FortiOS 7.4: 7.4.8; FortiOS 7.2: 7.2.11; FortiOS 7.0: migrate to a fixed release; FortiOS 6.4: migrate to a fixed release.
Temporary workarounds
  • For example :
  • config vpn ipsec phase1-interface edit "xyz" set authmethod signature set digital-signature-auth disable nextend
  • config vpn ipsec phase1-interface edit "xyz" set authmethod psk nextend

Official advisory · high-confidence parse· fetched 9 days ago·verify at source

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