# CVE-2024-21762

A out-of-bounds write vulnerability in Fortinet FortiOS 7.4.0 through 7.4.2, FortiOS 7.2.0 through 7.2.6, FortiOS 7.0.0 through 7.0.13, FortiOS 6.4.0 through 6.4.14, FortiOS 6.2.0 through 6.2.15, FortiOS 6.0 all versions, FortiProxy 7.4.0 through 7.4.2, FortiProxy 7.2.0 through 7.2.8, FortiProxy 7.0.0 through 7.0.14, FortiProxy 2.0.0 through 2.0.13, FortiProxy 01.02 all versions, FortiProxy 1.2 all versions, FortiProxy 01.01 all versions, FortiProxy 1.1 all versions, FortiProxy 01.00 all versions allows attacker to execute unauthorized code or commands via specifically crafted requests

- Page: https://www.vulneraibility.com/cve/CVE-2024-21762
- CVSS: 9.8
- Known exploited: yes, in CISA KEV since 2024-02-09; CISA due date 2024-02-16; known ransomware use
- EPSS: 84.59% (percentile 99.7)
- Unvetted proof-of-concept code on GitHub: 14 GitHub proofs of concept (first 2024-02-28)
- CISA SSVC: exploitation active, automatable yes, technical impact total (assessed 2024-02-08)
- Weakness: CWE-787
- Published: 2024-02-09

## Affected versions

- Fortinet FortiOS: affected >= 7.4.0 and <= 7.4.2; >= 7.2.0 and <= 7.2.6; >= 7.0.0 and <= 7.0.13; >= 6.4.0 and <= 6.4.14; >= 6.2.0 and <= 6.2.15; >= 6.0.0 and <= 6.0.18
- Fortinet FortiProxy: affected >= 7.4.0 and <= 7.4.2; >= 7.2.0 and <= 7.2.8; >= 7.0.0 and <= 7.0.14; >= 2.0.0 and <= 2.0.13; >= 1.2.1 and <= 1.2.13; 01.02.00; >= 1.1.4 and <= 1.1.6; >= 01.01.00 and <= 01.01.03; >= 01.00.00 and <= 01.00.07

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://fortiguard.com/psirt/FG-IR-24-015
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21762

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.