QID 44141

Date Published: 2023-12-21

QID 44141: FortiOS Null Pointer Dereference Vulnerability (FG-IR-23-151)

A null pointer dereference in FortiOS may allow an authenticated attacker to perform a DoS attack on the device via specifically crafted HTTP requests.

Affected Versions:
FortiOS version 7.4.0
FortiOS versions 7.2.0 through 7.2.5
FortiOS versions 7.0.0 through 7.0.12
FortiOS 6.4 all versions
FortiOS 6.2 all versions
FortiOS 6.0 all versions

QID Detection Logic (Authenticated):
Detection checks for vulnerable version of FortiOS.

QID Detection Logic (Unauthenticated):
Detection checks for vulnerable version of FortiOS via SNMP Banner.

Vulnerable version os FortiOS may allow an authenticated attacker to perform a DoS attack on the device via specifically crafted HTTP requests.

  • CVSS V3 rated as High - 6.5 severity.
  • CVSS V2 rated as High - 7.8 severity.
    • Solution

    Vendor has released fixes to address this vulnerability
    For more details refer advisory FG-IR-23-151

    Vendor References

    CVEs related to QID 44141

    CVE-2023-36641 |
    Software Advisories
    Advisory ID Software Component Link
    FG-IR-23-151 URL Logo www.fortiguard.com/psirt/FG-IR-23-151
    By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].