medium5.3
CVE-2018-8836
Wago 750 Series PLCs with firmware version 10 and prior include a remote attack may take advantage of an improper implementation of the 3 way handshake during …
Impact
Wago 750 Series PLCs with firmware version 10 and prior include a remote attack may take advantage of an improper implementation of the 3 way handshake during a TCP connection affecting the communications with commission and service tools. Specially crafted packets may also be sent to Port 2455/TCP/IP, used in Codesys management software, which may result in a denial-of-service condition of communications with commissioning and service tools.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Wago | 750-880 Firmware | through 10 |
| Wago | 750-881 Firmware | through 10 |
| Wago | 750-852 Firmware | through 10 |
| Wago | 750-882 Firmware | through 10 |
| Wago | 750-885 Firmware | through 10 |
| Wago | 750-831 Firmware | through 10 |
| Wago | 750-889 Firmware | through 10 |
| Wago | 750-829 Firmware | through 10 |
Weakness classification
References
- NVD record
- CVE.org record
- http://www.securityfocus.com/bid/103726
- https://ics-cert.us-cert.gov/advisories/ICSA-18-088-01
- https://www.wago.com/medias/Vulnerability-in-the-WAGO-Ethernet-TCP-IP-driver.pdf?context=bWFzdGVyfHJvb3R8MjgxNDk0fGFwcGxpY2F0aW9uL3BkZnxoOTcvaDhkLzkxNTAyMjMyMjA3NjYucGRmfGRlNWQ4ODc0NTE5M2UyNTUwNTIyNDRlOWFkNWI2YjNkMzg0YTVhYzlmYTBjNzM4MDdmNmYzOTM5M2ZlMGEzNzE
- http://www.securityfocus.com/bid/103726
- https://ics-cert.us-cert.gov/advisories/ICSA-18-088-01
- https://www.wago.com/medias/Vulnerability-in-the-WAGO-Ethernet-TCP-IP-driver.pdf?context=bWFzdGVyfHJvb3R8MjgxNDk0fGFwcGxpY2F0aW9uL3BkZnxoOTcvaDhkLzkxNTAyMjMyMjA3NjYucGRmfGRlNWQ4ODc0NTE5M2UyNTUwNTIyNDRlOWFkNWI2YjNkMzg0YTVhYzlmYTBjNzM4MDdmNmYzOTM5M2ZlMGEzNzE