CVE-2023-47536: Firewall deny policy bypass
An improper access control vulnerability [CWE-284] in FortiOS and FortiProxy may allow a remote unauthenticated attacker to bypass the firewall deny geolocalisation policy via timing the bypass with a GeoIP database update.
Other sources
An improper access control vulnerability [CWE-284] in FortiOS version 7.2.0, version 7.0.13 and below, version 6.4.14 and below and FortiProxy version 7.2.3 and below, version 7.0.9 and below, version 2.0.12 and below may allow a remote unauthenticated attacker to bypass the firewall deny geolocalisation policy via timing the bypass with a GeoIP database update.
Affected Software
Remediation
Information
Event History
Frequently Asked Questions
What is the severity of CVE-2023-47536?
CVE-2023-47536 is classified as a high severity vulnerability due to its potential for unauthorized access.
How do I fix CVE-2023-47536?
To mitigate CVE-2023-47536, upgrade FortiOS to version 7.2.1 or higher, or FortiProxy to version 7.2.4 or higher.
Which Fortinet products are affected by CVE-2023-47536?
CVE-2023-47536 affects FortiOS versions 6.4.0 through 6.4.14, 7.0.0 through 7.0.13, and 7.2.0 through 7.2.3, as well as FortiProxy versions 2.0.0 through 2.0.12, 7.0.0 through 7.0.9, and 7.2.0 through 7.2.3.
Can CVE-2023-47536 be exploited remotely?
Yes, CVE-2023-47536 can be exploited by a remote unauthenticated attacker.
What kind of attack does CVE-2023-47536 facilitate?
CVE-2023-47536 allows attackers to bypass the firewall deny geolocation policy.