Overview
- Description
- A CWE-334: Small Space of Random Values vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the encryption keys when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.
- Source
- cybersecurity@se.com
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 7.3
- Impact score
- 5.2
- Exploitability score
- 2.1
- Vector string
- CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 4.3
- Impact score
- 4.9
- Exploitability score
- 5.5
- Vector string
- AV:A/AC:M/Au:N/C:P/I:P/A:N
Weaknesses
- cybersecurity@se.com
- CWE-334
Social media
- Hype score
- Not currently trending
Configurations
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{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"vulnerable": true,
"matchCriteriaId": "D7AC7A26-CCFA-40E0-8111-5A3385D34E8B"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
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"criteria": "cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*",
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"operator": "AND"
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]