CVE-2025-43892

MEDIUMCVSS 4.3/10

Last modified

CVE-2025-43892 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. A buffer over-read 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 may allow an authenticated remote attacker to return a portion of device memory in the redirect response via submitting a specially crafted request..

Description

A buffer over-read 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 may allow an authenticated remote attacker to return a portion of device memory in the redirect response via submitting a specially crafted request.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
FortinetFortiproxy>= 7.2.0, <= 7.2.15
FortinetFortiproxy>= 7.4.0, <= 7.4.13
FortinetFortiproxy>= 7.6.0, <= 7.6.5
FortinetFortios>= 7.2.0, <= 7.2.13
FortinetFortios>= 7.4.0, <= 7.4.8
FortinetFortios>= 7.6.0, <= 7.6.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2025-43892?
A buffer over-read 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 may allow an authenticated remote attacker to return a portion of device memory in the redirect response via submitting a specially crafted request.
How severe is CVE-2025-43892?
CVE-2025-43892 has a CVSS score of 4.3/10 (MEDIUM severity).
How do I fix CVE-2025-43892?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST