Vulnerability Details : CVE-2019-13542
3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0, allows an attacker to send crafted requests from a trusted OPC UA client that cause a NULL pointer dereference, which may trigger a denial-of-service condition.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2019-13542
- cpe:2.3:a:codesys:control_for_beaglebone:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:control_for_empc-a\/imx6:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:control_for_iot2000:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:control_for_pfc100:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:control_for_pfc200:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:control_for_raspberry_pi:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:control_rte:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:control_win:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:linux:*:*:*:*:*:*:*:*
- cpe:2.3:a:codesys:runtime_system_toolkit:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-13542
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 45 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-13542
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:P |
8.0
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2019-13542
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by:
- ics-cert@hq.dhs.gov (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2019-13542
-
https://www.us-cert.gov/ics/advisories/icsa-19-255-04
3S-Smart Software Solutions GmbH CODESYS Control V3 OPC UA Server | CISAThird Party Advisory;US Government Resource
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