CVE-2021-42757
Fortinet FortiOS
MEDIUM 6.3
At a glance
- Source
- NVD
- EPSS
- EPSS 0.52 % · percentile 44 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- fortinet
- NVD status
- Modified
Description
A buffer overflow [CWE-121] in the TFTP client library of FortiOS before 6.4.7 and FortiOS 7.0.0 through 7.0.2, may allow an authenticated local attacker to achieve arbitrary code execution via specially crafted command line arguments.
Weaknesses (CWE)
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.3 | 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 | fortinet |
| CVSS 3.1 | MEDIUM 6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | NVD · psirt@fortinet.com (Secondary) |
| CVSS 3.1 | MEDIUM 6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2021-29715
- GCVE · GCVE-0-2021-42757
CERT-FR advisories
- CERTFR-2021-AVI-927 — Multiples vulnérabilités dans les produits Fortinet · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:fortinet:fortiadc:*:*:*:*:*:*:*:*≥ 5.0.0 ≤ 6.1.5cpe:2.3:a:fortinet:fortiadc:*:*:*:*:*:*:*:*≥ 6.2.0 ≤ 6.2.2cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*≥ 6.0.0 ≤ 6.4.7cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*≥ 7.0.0 ≤ 7.0.2cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*≥ 5.4.0 ≤ 6.2.7cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*≥ 6.4.0 ≤ 6.4.6cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*≥ 7.0.0 ≤ 7.0.2cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:*≥ 6.0.0 ≤ 6.4.7cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:*≥ 7.0.0 ≤ 7.0.2cpe:2.3:a:fortinet:fortindr:*:*:*:*:*:*:*:*≥ 1.1.0 ≤ 1.5.2cpe:2.3:a:fortinet:fortios-6k7k:*:*:*:*:*:*:*:*≤ 6.2.8cpe:2.3:a:fortinet:fortios-6k7k:6.4.2:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortios-6k7k:6.4.6:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiportal:*:*:*:*:*:*:*:*≥ 5.0.0 ≤ 6.0.10cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*≥ 1.0.0 ≤ 2.0.7cpe:2.3:a:fortinet:fortiproxy:7.0.0:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiproxy:7.0.1:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortivoice:*:*:*:*:*:*:*:*≥ 6.0.0 ≤ 6.0.10cpe:2.3:a:fortinet:fortivoice:*:*:*:*:*:*:*:*≥ 6.4.0 ≤ 6.4.4cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*≥ 5.0.0 ≤ 6.3.16cpe:2.3:a:fortinet:fortiweb:6.4.0:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiweb:6.4.1:*:*:*:*:*:*:*cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*≥ 5.0.0 ≤ 6.0.13cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*≥ 6.2.0 ≤ 6.2.9cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*≥ 6.4.0 ≤ 6.4.7cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*≥ 7.0.0 ≤ 7.0.2cpe:2.3:o:fortinet:fortirecorder_firmware:*:*:*:*:*:*:*:*≥ 2.6.0 ≤ 6.0.10cpe:2.3:o:fortinet:fortirecorder_firmware:*:*:*:*:*:*:*:*≥ 6.4.0 ≤ 6.4.2cpe:2.3:o:fortinet:fortiswitch:*:*:*:*:*:*:*:*≥ 6.0.0 ≤ 6.4.9cpe:2.3:o:fortinet:fortiswitch:*:*:*:*:*:*:*:*≥ 7.0.0 ≤ 7.0.3
Affected products
| Product | Versions |
|---|---|
| Fortinet · FortiOS | affected 7.0.0 ≤ 7.0.2 ; affected 6.4.0 ≤ 6.4.7 ; affected 6.2.0 ≤ 6.2.9 ; affected 6.0.0 ≤ 6.0.13 ; affected 5.6.0 ≤ 5.6.14 ; affected 5.4.0 ≤ 5.4.13 |
| Fortinet · FortiDDoS-F | affected 6.4.0 ≤ 6.4.1 ; affected 6.3.0 ; affected 6.2.0 ≤ 6.2.2 ; affected 6.1.0 ≤ 6.1.4 |
| Fortinet · FortiVoice | affected 6.4.0 ≤ 6.4.4 ; affected 6.0.0 ≤ 6.0.10 |
| Fortinet · FortiProxy | affected 7.0.0 ≤ 7.0.1 ; affected 2.0.0 ≤ 2.0.7 ; affected 1.2.0 ≤ 1.2.13 ; affected 1.1.0 ≤ 1.1.6 ; affected 1.0.0 ≤ 1.0.7 |
| Fortinet · FortiRecorder | affected 6.4.0 ≤ 6.4.2 ; affected 6.0.0 ≤ 6.0.10 ; affected 2.7.0 ≤ 2.7.7 ; affected 2.6.0 ≤ 2.6.3 |
| Fortinet · FortiPortal | affected 6.0.0 ≤ 6.0.10 ; affected 5.3.0 ≤ 5.3.8 ; affected 5.2.0 ≤ 5.2.6 ; affected 5.1.0 ≤ 5.1.2 ; affected 5.0.0 ≤ 5.0.3 |
| Fortinet · FortiMail | affected 7.0.0 ≤ 7.0.2 ; affected 6.4.0 ≤ 6.4.6 ; affected 6.2.0 ≤ 6.2.7 ; affected 6.0.0 ≤ 6.0.12 ; affected 5.4.0 ≤ 5.4.12 |
| Fortinet · FortiAnalyzer | affected 7.0.0 ≤ 7.0.2 ; affected 6.4.0 ≤ 6.4.7 ; affected 6.2.0 ≤ 6.2.13 ; affected 6.0.0 ≤ 6.0.12 |
| Fortinet · FortiNDR | affected 1.5.0 ≤ 1.5.2 ; affected 1.4.0 ; affected 1.3.0 ≤ 1.3.1 ; affected 1.2.0 ; affected 1.1.0 |
| Fortinet · FortiDDoS | affected 5.5.0 ≤ 5.5.1 ; affected 5.4.0 ≤ 5.4.3 ; affected 5.3.0 ≤ 5.3.2 ; affected 5.2.0 ; affected 5.1.0 ; affected 5.0.0 |
| Fortinet · FortiSwitch | affected 7.0.0 ≤ 7.0.3 ; affected 6.4.0 ≤ 6.4.9 ; affected 6.2.0 ≤ 6.2.7 ; affected 6.0.0 ≤ 6.0.7 |
| Fortinet · FortiADC | affected 6.2.0 ≤ 6.2.2 ; affected 6.1.0 ≤ 6.1.5 ; affected 6.0.0 ≤ 6.0.4 ; affected 5.4.0 ≤ 5.4.5 ; affected 5.3.0 ≤ 5.3.7 ; affected 5.2.0 ≤ 5.2.8 |
| Fortinet · FortiWeb | affected 6.4.0 ≤ 6.4.1 ; affected 6.3.0 ≤ 6.3.16 ; affected 6.2.0 ≤ 6.2.8 ; affected 6.1.0 ≤ 6.1.4 ; affected 6.0.0 ≤ 6.0.8 ; affected 5.9.0 ≤ 5.9.2 |
| Fortinet · FortiManager | affected 7.0.0 ≤ 7.0.2 ; affected 6.4.0 ≤ 6.4.7 ; affected 6.2.0 ≤ 6.2.13 ; affected 6.0.0 ≤ 6.0.12 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |