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OpenSSL CVE-2025-15467 — FG-IR-26-076

Fortinet · Fortinet · FG-IR-26-076

ID
FG-IR-26-076
Date
Activity
Source
Fortinet
Vendor
Fortinet
Threat
medium
CVSS
9.8

Summary

CVSSv3 Score: 9.8 CVE-2025-15467Parsing CMS AuthEnvelopedData message with maliciously crafted AEAD parameters can trigger a stack buffer overflow. A stack buffer overflow may lead to a crash, causing Denial of Service, or potentially remote code execution. When parsing CMS AuthEnvelopedData structures that use AEAD ciphers such as AES-GCM, the IV (Initialization Vector) encoded in the ASN.1 parameters is copied…

Product

Fortinet

What to do

General, cautious steps (verify details in the official source):

  • Review exposure and plan remediation based on risk and environment.
  • Identify affected product versions in your inventory and verify whether you are impacted.
  • Apply vendor patches/updates or recommended mitigations as soon as available.
  • Read the official advisory for exact affected versions and remediation steps.

Official advisory

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