CVE-2022-37013
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation OPC UA C++ Demo Server 1.7.6-537 [with vendor rollup]. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of certificates. A crafted certificate can force the server into an infinite loop. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-17203.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Unified Automation | OPC UA C++ Demo Server | 1.7.6-537 [with vendor rollup] | affected |
Weaknesses
- CWE-835: CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')
ADP Enrichment
CVE Program Container
Additional References
- https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt
- https://www.zerodayinitiative.com/advisories/ZDI-22-1029/
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
- https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt
- https://www.zerodayinitiative.com/advisories/ZDI-22-1029/
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