CVE-2020-8867GHSA-9Q94-V7CH-MXQW
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Stand
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 1.4.359.31
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
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.
Timeline
- CVE published
- Record last updated
Affected versions
- OPC Foundation UA .NET Standard
1.04.358.30
- OPCFoundation.NetStandard.Opc.UaNuGet
fixed in 1.4.359.31