Vulnerability Details : CVE-2021-33485
CODESYS Control Runtime system before 3.5.17.10 has a Heap-based Buffer Overflow.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2021-33485
- cpe:2.3:a:codesys:control_win_sl:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:control_rte:*:*:*:*:*:-:*:*
- cpe:2.3:a:codesys:control_rte:*:*:*:*:*:beckhoff_cx:*:*
- cpe:2.3:a:codesys:control_runtime_system_toolkit:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:hmi:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:embedded_target_visu_toolkit:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:remote_target_visu_toolkit:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:control:*:*:*:*:*:raspberry_pi_sl:*:*
- cpe:2.3:a:codesys:control:*:*:*:*:*:linux_sl:*:*
- cpe:2.3:a:codesys:control:*:*:*:*:*:beaglebone_sl:*:*
- cpe:2.3:a:codesys:control:*:*:*:*:*:iot2000_sl:*:*
- cpe:2.3:a:codesys:control:*:*:*:*:*:pfc200_sl:*:*
- cpe:2.3:a:codesys:control:*:*:*:*:*:empc-a\/imx6_sl:*:*
- cpe:2.3:a:codesys:control:*:*:*:*:*:wago_touch_panels_600_sl:*:*
- cpe:2.3:a:codesys:control:*:*:*:*:*:plcnext_sl:*:*
- cpe:2.3:a:codesys:control:*:*:*:*:*:pfc100_sl:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-33485
0.67%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-33485
| 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 |
CWE ids for CVE-2021-33485
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-33485
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