CVE-2018-7790

2018-08-2200:00:00

schneider

www.cve.org

9.3 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

60.2%

JSON

An Information Management Error vulnerability exists in Schneider Electric’s Modicon M221 product (all references, all versions prior to firmware V1.6.2.0). The vulnerability allows unauthorized users to replay authentication sequences. If an attacker exploits this vulnerability and connects to a Modicon M221, the attacker can upload the original program from the PLC.

CNA Affected

[
  {
    "product": "Modicon M221, all references, all versions prior to firmware V1.6.2.0",
    "vendor": "Schneider Electric SE",
    "versions": [
      {
        "status": "affected",
        "version": "Modicon M221, all references, all versions prior to firmware V1.6.2.0"
      }
    ]
  }
]