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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.3260 FortiOS & FortiProxy - Stack-based buffer overflows in diagnostic CLI commands 6 July 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: FortiOS FortiProxy Publisher: FortiGuard Operating System: Network Appliance Resolution: Patch/Upgrade CVE Names: CVE-2021-44170 Original Bulletin: https://fortiguard.fortinet.com/psirt/FG-IR-21-179 Comment: CVSS (Max): 6.3 CVE-2021-44170 (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C) CVSS Source: FortiGuard Calculator: https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator? vector=CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C - --------------------------BEGIN INCLUDED TEXT-------------------- FortiOS & FortiProxy - Stack-based buffer overflows in diagnostic CLI commands IR Number : FG-IR-21-179 Date : Jul 5, 2022 Severity : Medium CVSSv3 Score : 6.3 Impact : Execute unauthorized code or commands CVE ID : CVE-2021-44170 Affected Products : FortiProxy: 2.0.7, 2.0.6, 2.0.5, 2.0.4, 2.0.3, 2.0.2, 2.0.1, 2.0.0, 1.2.9, 1.2.8, 1.2.7, 1.2.6, 1.2.5, 1.2.4, 1.2.3, 1.2.2, 1.2.13, 1.2.12, 1.2.11, 1.2.10, 1.2.1, 1.2.0, 1.1.6, 1.1.5, 1.1.4, 1.1.3, 1.1.2, 1.1.1, 1.1.0, 1.0.7, 1.0.6, 1.0.5, 1.0.4, 1.0.3, 1.0.2, 1.0.1, 1.0.0 FortiOS: 7.0.2, 7.0.1, 7.0.0, 6.4.8, 6.4.7, 6.4.6, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.9, 6.2.8, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.10, 6.2.1, 6.2.0, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.14,6.0.13, 6.0.12, 6.0.11, 6.0.10, 6.0.1, 6.0.0 Summary A stack-based buffer overflow vulnerability [CWE-121] in the command line interpreter of FortiOS and FortiProxy may allow an authenticated attacker to execute unauthorized code or commands via specially crafted command line arguments. Affected Products FortiProxy version 1.0.0 through 1.0.7 FortiProxy version 1.1.0 through 1.1.6 FortiProxy version 1.2.0 through 1.2.13 FortiProxy version 2.0.0 through 2.0.7 FortiOS version 6.0.0 through 6.0.14 FortiOS version 6.2.0 through 6.2.10 FortiOS version 6.4.0 through 6.4.8 FortiOS version 7.0.0 through 7.0.2 Solutions Upgrade to FortiOS version 7.0.4 or above, Upgrade to FortiOS version 6.4.9 or above, Upgrade to FortiOS version 6.2.11 or above. Upgrade to FortiProxy version 2.0.8 or above. Acknowledgement Internally discovered and reported by Giuseppe Cocomazzi of Fortinet Product Security team. - --------------------------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. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: https://auscert.org.au/gpg-key/ iQIVAwUBYsUeYMkNZI30y1K9AQh5+w//dvKkVKkarFSCmGw2pMmBTftvCaDjtLJz SwJlL6jmV1qNBehyPhCAjQm9a+v1ZVZ2M+GCzqkjhDm5Fs+V2XhoH3XmhnwWHaHh 770gdGnvl6h3PBaKQ7AVkP+3pqwmI6otlXRiA4Byw2K/o8eTS5XEUhOCZCDqCpzW zTmQC+aNMHcpE1GS4SYELEza1XKX+aKuVfFdHvTC6YfcOevuDopaz25WKZSDHkKW 09y8gxpD4DgtMipixHOoFRUUTCEfzra8pB8EnnQXaur2EfOd3v5lJE8axpyeMuBF /5HQ6Dk3HNTaKglGSTkopCRvRD8dy+RIU4CjjZ3wRl57slBJ6CohWEp1HlBE/10V MOTDZCr/pPbSll0DSsLCa7IFdyL2yW2rGJAUC8QlsMOAeepLKGH06aKVfeF7gniz Ec74HPpayLW2uW4yHXNkXqKVObVLQ2mXPKfgA5e7ze4UKhO4VbAixfSuPQPasejg P1ReSRg+0YEXh+qKbt4zp4xkgYtAdlRxmkymBKYElAsJJPIJfEEyZ7Uz8JtcPoS1 q5miUkR2tN772Zd4kzxd+4fHhy3jPUFyTrulfd0J5UplVvn8EC8LqTFcycXFb5Yi QOYNkvPHn+bRHBT9e3rit/a1UaUESaHdsnrRtVIqi7U6cb6n7zQkok1+SC5k9L+M i4SmF6tSt80= =oWd1 -----END PGP SIGNATURE-----