CVE-2018-8836
Severity
5.3MEDIUM
EPSS
2.0%
top 16.18%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedApr 3
Latest updateMay 13
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LExploitability: 3.9 | Impact: 1.4
Affected Packages9 packages
🔴Vulnerability Details
2GHSA▶
GHSA-pm5g-66xr-995q: 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 handshak↗2022-05-13
CVEList▶
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 handshak↗2018-04-03