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=========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2024.2170 FortiOS - Format String in CLI command 10 April 2024 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: FortiOS Publisher: Fortinet Operating System: Fortinet Resolution: Patch/Upgrade CVE Names: CVE-2023-48784 Original Bulletin: https://fortiguard.fortinet.com/psirt/FG-IR-23-413 Comment: CVSS (Max): 6.1 CVE-2023-48784 (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R) CVSS Source: Fortinet Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R - --------------------------BEGIN INCLUDED TEXT-------------------- FortiOS - Format String in CLI command IR Number : FG-IR-23-413 Date : Apr 9, 2024 Component : CLI Severity : Medium CVSSv3 Score : 6.1 Impact : Execute unauthorized code or commands CVE ID : CVE-2023-48784 Summary A use of externally-controlled format string vulnerability [CWE-134] in FortiOS command line interface may allow a local privileged attacker with super-admin profile and CLI access to execute arbitrary code or commands via specially crafted requests. Version | Affected | Solution FortiOS 7.4 | 7.4.0 through 7.4.1 | Upgrade to 7.4.2 or above FortiOS 7.2 | 7.2.0 through 7.2.7 | Upgrade to 7.2.8 or above FortiOS 7.0 | 7.0 all versions | Migrate to a fixed release FortiOS 6.4 | 6.4 all versions | Migrate to a fixed release Follow the recommended upgrade path using our tool at: https:// docs.fortinet.com/upgrade-tool Acknowledgement Fortinet is pleased to thank Michael Messner and Benedikt Kuhne from Siemens Energy for bringing this issue to our attention under responsible disclosure. Timeline 2024-04-09: Initial publication - --------------------------END INCLUDED TEXT---------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. ===========================================================================