CVE-2018-7831 describes a basic Cross-Site Scripting (XSS) vulnerability in the embedded web servers of Schneider Electric Modicon M340, Premium, Quantum PLCs, and BMXNOR0200. This vulnerability allows an unauthenticated attacker to send a specially crafted URL to an authenticated user, potentially leading to unauthorized password changes on the web server. With a CVSS score of 8.8 (High), it poses a significant risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, suggesting a low current threat landscape for this specific CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicom_m340_firmware:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicom_premium_firmware:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicom_quantum_firmware:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicom_bmxnor0200h_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/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, 0.2 Bluesky, 0.1 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 0.1 Security Researcher mentions.
[R1] Multiple Schneider Electric Modicon Quantum Vulnerabilities
Nov 26, 2018[R1] Multiple Schneider Electric Modicon Quantum Vulnerabilities
Nov 26, 2018[R1] Multiple Schneider Electric Modicon Quantum Vulnerabilities
Nov 26, 2018