CVE-2021-32976
9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD
Description
Five buffer overflows in the built-in web server in Moxa NPort IAW5000A-I/O series firmware version 2.2 or earlier may allow a remote attacker to initiate a denial-of-service attack and execute arbitrary code.
Affected (4)
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| Up to 2.2 |
| Running on/with | Platform Versions |
|---|---|
Moxa Nport Iaw5150a 6i/o | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| Up to 2.2 |
| Running on/with | Platform Versions |
|---|---|
Moxa Nport Iaw5150a 12i/o | All versions |
Configuration C
| Vulnerable Software | Affected Versions |
|---|---|
| Up to 2.2 |
| Running on/with | Platform Versions |
|---|---|
Moxa Nport Iaw5250a 6i/o | All versions |
Configuration D
| Vulnerable Software | Affected Versions |
|---|---|
| Up to 2.2 |
| Running on/with | Platform Versions |
|---|---|
Moxa Nport Iaw5250a 12i/o | All versions |
Related CWEs
CWE-121
Stack-based Buffer Overflow
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
CWE-787
Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.
References (4)
Source: ics-cert@hq.dhs.gov
MitigationThird Party AdvisoryUS Government Resource
Source: ics-cert@hq.dhs.gov
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
MitigationThird Party AdvisoryUS Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Timeline
No history available yet.