CVE-2021-42707 is an out-of-bounds write vulnerability in PLC Editor versions 1.3.8 and earlier, affecting we-con plc_editor products. This flaw allows an attacker to execute arbitrary code by processing specially crafted project files. With a CVSS score of 7.8 (High), it requires user interaction (UI:R) and local access (AV:L), but could lead to high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.3.8CPE matchmatch criteria | cpe:2.3:a:we-con:plc_editor:*:*:*:*:*:*:*:* | ||
<= 1.3.8CPE match | cpe:2.3:a:wecon:plc_editor:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.