CVE-2018-8836 describes a denial-of-service vulnerability affecting Wago 750 Series PLCs with firmware version 10 and prior. An attacker can exploit an improper implementation of the TCP 3-way handshake or send specially crafted packets to Port 2455/TCP/IP, used by Codesys management software. This can disrupt communications with commissioning and service tools, leading to a denial-of-service condition. The vulnerability has a CVSS score of 5.3 (Medium), indicating a low-complexity attack requiring no user interaction or privileges, with a low impact on availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 10CPE matchmatch criteria | cpe:2.3:o:wago:750-880_firmware:*:*:*:*:*:*:*:* | ||
<= 10CPE matchmatch criteria | cpe:2.3:o:wago:750-881_firmware:*:*:*:*:*:*:*:* | ||
<= 10CPE matchmatch criteria | cpe:2.3:o:wago:750-852_firmware:*:*:*:*:*:*:*:* | ||
<= 10CPE matchmatch criteria | cpe:2.3:o:wago:750-882_firmware:*:*:*:*:*:*:*:* | ||
<= 10CPE matchmatch criteria | cpe:2.3:o:wago:750-885_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.