CVE-2020-8867 (GCVE-0-2020-8867)
Vulnerability from cvelistv5
Published
2020-04-22 20:51
Modified
2024-08-04 10:12
Severity ?
5.3 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS score ?
7.26% (0.91122)
Summary
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard 1.04.358.30. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of sessions. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to create a denial-of-service condition against the application. Was ZDI-CAN-10295.
References
zdi-disclosures@trendmicro.comhttps://opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2020-8867.pdfVendor Advisory
zdi-disclosures@trendmicro.comhttps://www.zerodayinitiative.com/advisories/ZDI-20-536/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2020-8867.pdfVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-20-536/Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
OPC Foundation UA .NET Standard Version: 1.04.358.30
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