Buffer overflow in Rockwell Automation 1756-enbt, 1756-eweb, 1768-enbt, 1768-eweb Communication Modules
CVE-2012-6438
The device does not properly validate the data being sent to the buffer. An attacker can send a malformed CIP packet to Port 2222/TCP, Port 2222/UDP, Port 44818/TCP, or Port 44818/UDP, which creates a buffer overflow and causes the NIC to…
Vulnerability class: Buffer Overflow
EPSS: 0.327 (98.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Rockwell Automation 1756-enbt, 1756-eweb, 1768-enbt, 1768-eweb Communication Modules — versions All
- Rockwell Automation 1788-enbt Flexlogix Adapter — versions All
- Rockwell Automation 1794-aentr Flex I/o Ethernet/ip Adapter — versions All
- Rockwell Automation Compactlogix And Softlogix Controllers — versions 0
- Rockwell Automation Compactlogix L32e And L35e Controllers — versions All
- Rockwell Automation Controllogix And Guardlogix Controllers — versions 0
- Rockwell Automation Controllogix, Compactlogix, Guardlogix, And Softlogix — versions 0
- Rockwell Automation Micrologix — versions 1400, 1100
- Rockwellautomation 1756-enbt
- Rockwellautomation 1756-eweb
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2012-6438?
- CVE-2012-6438 is a high-severity vulnerability in Rockwell Automation 1756-enbt, 1756-eweb, 1768-enbt, 1768-eweb Communication Modules, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2013-01-24.
- How severe is CVE-2012-6438?
- High severity. CVSS v3 base score is 7.5 out of 10.