Vulnerability Details : CVE-2021-26112
Multiple stack-based buffer overflow vulnerabilities [CWE-121] both in network daemons and in the command line interpreter of FortiWAN before 4.5.9 may allow an unauthenticated attacker to potentially corrupt control data in memory and execute arbitrary code via specifically crafted requests.
Vulnerability category: OverflowMemory CorruptionExecute code
Products affected by CVE-2021-26112
- cpe:2.3:a:fortinet:fortiwan:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-26112
2.87%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 86 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-26112
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST | |
|
8.1
|
HIGH | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
Fortinet, Inc. |
CWE ids for CVE-2021-26112
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-26112
-
https://fortiguard.com/psirt/FG-IR-21-065
PSIRT Advisories | FortiGuardPatch;Vendor Advisory
Jump to