Vulnerability Details : CVE-2021-22129
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.
Vulnerability category: Overflow
Products affected by CVE-2021-22129
- cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-22129
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 39 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-22129
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
Fortinet, Inc. |
CWE ids for CVE-2021-22129
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-22129
-
https://fortiguard.com/advisory/FG-IR-21-023
FortiMail - Multiple buffer overflows | FortiGuardVendor Advisory
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