QID 43932

Date Published: 2022-11-14

QID 43932: FortiOS - Access to NULL Pointer Vulnerability in Secure Sockets Layer (SSL) Virtual Private Network (VPN) Portal (FG-IR-22-086)

An access of uninitialized pointer vulnerability [CWE-824] in the SSL VPN portal of FortiOS may allow a remote unauthenticated or authenticated attacker to crash the sslvpn daemon via an HTTP GET request.

Affected Products:
No need to be authenticated to provoke a crash:
FortiOS version 6.4.4 through 6.4.9
FortiOS version 7.0.0 through 7.0.5
FortiOS version 7.2.0

Need to be authenticated to provoke a crash:
FortiOS 6.0 all versions
FortiOS version 6.2.0 through 6.2.10
FortiOS version 6.4.0 through 6.4.3

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

Vulnerable version may allow a remote unauthenticated or authenticated attacker to crash the sslvpn daemon via HTTP GET request

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as High - 7.5 severity.

Solution

Vendor has released fixes to address this vulnerability
For more details refer advisory FG-IR-22-086

Vendor References

FG-IR-22-086 - www.fortiguard.com/psirt/FG-IR-22-086

CVEs related to QID 43932

CVE-2022-29055 |

Software Advisories

Advisory ID	Software	Component	Link
FG-IR-22-086			www.fortiguard.com/psirt/FG-IR-22-086

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