CVE-2020-7549 describes an improper check for unusual or exceptional conditions vulnerability (CWE-754) in the web servers of Schneider Electric Modicon M340, Legacy Modicon Quantum, and Modicon Premium controllers, along with associated communication modules. This medium-severity vulnerability (CVSS 5.3) allows an unauthenticated attacker to cause a denial of service for HTTP and FTP services by sending a series of specially crafted requests over HTTP. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage regarding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.30CPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicon_m340_bmxp341000_firmware:*:*:*:*:*:*:*:* | ||
< 3.30CPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicon_m340_bmxp342000_firmware:*:*:*:*:*:*:*:* | ||
< 3.30CPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicon_m340_bmxp3420102_firmware:*:*:*:*:*:*:*:* | ||
< 3.30CPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicon_m340_bmxp3420102cl_firmware:*:*:*:*:*:*:*:* | ||
< 3.30CPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicon_m340_bmxp342020_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/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.