CVE-2021-32994 — HIGH (7.5)

Q: How severe is CVE-2021-32994?

CVE-2021-32994 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-32994?

Check the references section above for vendor advisories and patch information. Affected products include: Softing Opc Ua C\+\+ Software Development Kit.

Vulnerability Description

Softing OPC UA C++ SDK (Software Development Kit) versions from 5.59 to 5.64 exported library functions don't properly validate received extension objects, which may allow an attacker to crash the software by sending a variety of specially crafted packets to access several unexpected memory locations.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Softing	Opc Ua C\+\+ Software Development Kit	>= 5.59.0, < 5.65.0

Related Weaknesses (CWE)

CWE-119

References

https://www.cisa.gov/uscert/ics/advisories/icsa-21-168-02Third Party AdvisoryUS Government Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-168-02Third Party AdvisoryUS Government Resource

FAQ

What is CVE-2021-32994?

CVE-2021-32994 is a vulnerability with a CVSS score of 7.5 (HIGH). Softing OPC UA C++ SDK (Software Development Kit) versions from 5.59 to 5.64 exported library functions don't properly validate received extension objects, which may allow an attacker to crash the sof...

How severe is CVE-2021-32994?

CVE-2021-32994 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-32994?

Check the references section above for vendor advisories and patch information. Affected products include: Softing Opc Ua C\+\+ Software Development Kit.