CVE-2018-14821 is a denial-of-service vulnerability affecting Rockwell Automation RSLinx Classic versions 4.00.01 and prior. A remote, unauthenticated attacker can exploit this by sending a specially crafted CIP packet to port 44818, causing the application to terminate and requiring manual restart. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with no user interaction, leading to high availability impact. While not actively exploited in the wild and lacking public exploit code, it has garnered some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 4.00.01CPE matchmatch criteria | cpe:2.3:a:rockwellautomation:rslinx:*:*:*:*:classic:*:*:* |
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:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
[R1] RSLinx Classic Buffer Overflows
Sep 20, 2018[R1] RSLinx Classic Buffer Overflows
Sep 20, 2018RSLinx Classic Buffer Overflows
Sep 20, 2018[R1] RSLinx Classic Buffer Overflows
Sep 20, 2018