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High severity · published Jun 16, 2022
CVE-2022-29863
OPC UA .NET Standard Stack 1.04.368 allows remote attacker to cause a crash via a crafted message that triggers excessive memory allocation
7.5
CVSS
1.5%
EPSS
No
On KEV
Description
OPC UA .NET Standard Stack 1.04.368 allows remote attacker to cause a crash via a crafted message that triggers excessive memory allocation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UN
UA .net Standard Stack · Opcfoundation
before 1.4.368.58 · source: NVD
Affected product
UN
UA .net Standard Stack
Opcfoundation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-29863
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-29863
Patch
https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-29863.pdf
Vendor Advisory
https://opcfoundation.org/security/
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