Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2020-7533


CWE-287: Improper Authentication vulnerability exists which could cause the execution of commands on the webserver without authentication when sending specially crafted HTTP requests.


Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 32 products from schneider-electric, from schneider-electric, from schneider-electric and 29 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2020, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2020-12-01T15:15:12.190

Last Modified

2025-06-10T08:15:21.423

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

6.4

Weaknesses
  • Type: Secondary
    CWE-287
  • Type: Secondary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System schneider-electric modicon_m340_bmxp3420302_firmware < 3.20 Yes
Hardware schneider-electric modicon_m340_bmxp3420302 - No
Operating System schneider-electric modicon_m340_bmxp342000_firmware < 3.20 Yes
Hardware schneider-electric modicon_m340_bmxp342000 - No
Operating System schneider-electric modicon_m340_bmxp341000_firmware < 3.20 Yes
Hardware schneider-electric modicon_m340_bmxp341000 - No
Operating System schneider-electric modicon_m340_bmxp3420102_firmware < 3.20 Yes
Hardware schneider-electric modicon_m340_bmxp3420102 - No
Operating System schneider-electric modicon_m340_bmxp3420302_firmware < 3.20 Yes
Hardware schneider-electric modicon_m340_bmxp3420302 - No
Operating System schneider-electric bmxnoe0100_firmware < 3.3 Yes
Hardware schneider-electric bmxnoe0100 - No
Operating System schneider-electric bmxnoe0110_firmware < 6.5 Yes
Hardware schneider-electric bmxnoe0110 - No
Operating System schneider-electric bmxnoc0401_firmware < 2.10 Yes
Hardware schneider-electric bmxnoc0401 - No
Operating System schneider-electric tsxp574634_firmware < 6.1 Yes
Hardware schneider-electric tsxp574634 - No
Operating System schneider-electric tsxp575634_firmware < 6.1 Yes
Hardware schneider-electric tsxp575634 - No
Operating System schneider-electric tsxp576634_firmware < 6.1 Yes
Hardware schneider-electric tsxp576634 - No
Operating System schneider-electric tsxety4103_firmware < 6.2 Yes
Hardware schneider-electric tsxety4103 - No
Operating System schneider-electric tsxety5103_firmware < 6.4 Yes
Hardware schneider-electric tsxety5103 - No
Operating System schneider-electric 140noe77111_firmware < 7.1 Yes
Hardware schneider-electric 140noe77111 - No
Operating System schneider-electric 140noc78000_firmware < 1.74 Yes
Hardware schneider-electric 140noc78000 - No
Operating System schneider-electric 140noc77101_firmware < 1.08 Yes
Hardware schneider-electric 140noc77101 - No
Operating System schneider-electric 140cpu65260_firmware < 6.1 Yes
Hardware schneider-electric 140cpu65260 - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For schneider-electric's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.