Medium severity · published Jul 26, 2023
CVE-2023-3242
Improper initialization implementation in Portmapper used in B&R Industrial Automation Automation Runtime <G4.93 allows unauthenticated network-based attackers to cause permanent…
5.9
CVSS
0.5%
EPSS
No
On KEV
Description
Improper initialization implementation in Portmapper used in B&R Industrial Automation Automation Runtime <G4.93 allows unauthenticated network-based attackers to cause permanent denial-of-service conditions.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 45% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BA
B&R Automation Runtime · B&R Industrial Automation
<G4.93 · source: vendor
AR
Automation Runtime · Br-automation
before g4.93 · source: NVD