Overview
- Description
- An Improper Check for Unusual or Exceptional Conditions 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 remotely reboot Modicon M221 using crafted programing protocol frames.
- Source
- cybersecurity@se.com
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 7.8
- Impact score
- 6.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:N/I:N/A:C
Weaknesses
- nvd@nist.gov
- CWE-754
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "55D26878-E5EB-4537-A252-34B3EBB758CC",
"versionEndExcluding": "1.6.2.0"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "BB0D83F4-B718-47AB-AFB8-B576CB138AAC"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
]