CVE-2021-34594 is a relative path traversal vulnerability affecting Beckhoff TwinCAT OPC UA Server in TF6100 and TS6100 products, specifically versions before 4.3.48.0 or TcOpcUaServer versions below 3.2.0.194. This flaw allows authenticated administrators to create or delete arbitrary files on the system. With a CVSS score of 6.5 (Medium), it can be exploited over the network with low attack complexity, leading to high integrity and availability impacts. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.3.48.0CPE matchmatch criteria | cpe:2.3:o:beckhoff:tf6100_firmware:*:*:*:*:*:*:*:* | ||
< 4.3.48.0CPE matchmatch criteria | cpe:2.3:o:beckhoff:ts6100_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.