CVE-2021-22129
Last modified
CVE-2021-22129 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Multiple instances of incorrect calculation of buffer size in the Webmail and Administrative interface of FortiMail before 6.4.5 may allow an authenticated attacker with regular webmail access to trigger a buffer overflow and to possibly execute unauthorized code or commands via specifically crafted HTTP requests.. EPSS estimates a 1.09% chance of exploitation in the next 30 days.
Description
Multiple instances of incorrect calculation of buffer size in the Webmail and Administrative interface of FortiMail before 6.4.5 may allow an authenticated attacker with regular webmail access to trigger a buffer overflow and to possibly execute unauthorized code or commands via specifically crafted HTTP requests.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fortinet | Fortimail | <= 5.4.12 |
| Fortinet | Fortimail | >= 5.6.1, < 6.0.11 |
| Fortinet | Fortimail | >= 6.2.0, < 6.2.7 |
| Fortinet | Fortimail | >= 6.4.0, < 6.4.5 |
References
- https://fortiguard.com/advisory/FG-IR-21-023Vendor Advisory
- https://fortiguard.com/advisory/FG-IR-21-023Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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