Medium severity · published Oct 3, 2018
CVE-2018-12087
Failure to validate certificates in OPC Foundation UA Client Applications communicating without security allows attackers with control over a piece of network infrastructure to…
5.3
CVSS
0.3%
EPSS
No
On KEV
Description
Failure to validate certificates in OPC Foundation UA Client Applications communicating without security allows attackers with control over a piece of network infrastructure to decrypt passwords.
CVSS vector
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 21% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UA
Ua-.net-legacy · Opcfoundation
1.03.342 and later · source: NVD
UA
Ua-.netstandard · Opcfoundation
1.4.353.15 and later · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-12087
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-12087
Mitigation
https://opcfoundation-onlineapplications.org/faq/SecurityBulletins/OPC_Foundation_Security_Bulletin_CVE-2018-12087.pdf
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