CRITICAL · 9.8

CVE-2023-27997

A heap-based buffer overflow vulnerability [CWE-122] in FortiOS version 7.2.4 and below, version 7.0.11 and below, version 6.4.12 and below, version 6.0.16 and below and FortiProxy version 7.2.3 and b...

Vulnerability Description

A heap-based buffer overflow vulnerability [CWE-122] in FortiOS version 7.2.4 and below, version 7.0.11 and below, version 6.4.12 and below, version 6.0.16 and below and FortiProxy version 7.2.3 and below, version 7.0.9 and below, version 2.0.12 and below, version 1.2 all versions, version 1.1 all versions SSL-VPN may allow a remote attacker to execute arbitrary code or commands via specifically crafted requests.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
FortinetFortiproxy>= 1.1.0, <= 1.1.6
FortinetFortios>= 6.0.0, <= 6.0.16
FortinetFortigate 6000-
FortinetFortigate 7000-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2023-27997?

CVE-2023-27997 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A heap-based buffer overflow vulnerability [CWE-122] in FortiOS version 7.2.4 and below, version 7.0.11 and below, version 6.4.12 and below, version 6.0.16 and below and FortiProxy version 7.2.3 and b...

How severe is CVE-2023-27997?

CVE-2023-27997 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-27997?

Check the references section above for vendor advisories and patch information. Affected products include: Fortinet Fortiproxy, Fortinet Fortios, Fortinet Fortigate 6000, Fortinet Fortigate 7000.