High severity · published Feb 22, 2024
CVE-2024-0220
B&R products use insufficient communication encryption
8.1
CVSS
0.4%
EPSS
No
On KEV
Description
B&R Automation Studio Upgrade Service and B&R Technology Guarding use insufficient cryptography for communication to the upgrade and the licensing servers. A network-based attacker could exploit the vulnerability to execute arbitrary code on the products or sniff sensitive data.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AS
Automation Studio · B&R Industrial Automation
4.0 before 4.6 · source: vendor, NVD, CISA
TG
Technology Guarding · B&R Industrial Automation
1.0.0 before 1.4.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-0220
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-0220
Vendor Advisory
https://www.br-automation.com/fileadmin/SA23P019_Automation_Studio_Upgrade_Service_uses_insufficient_encryption.pdf-1b3b181c.pdf
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