Overview
- Description
- A crafted request with invalid offsets may cause an out-of-bounds read or write access in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition or local memory overwrite.
- Source
- info@cert.vde.com
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 8.1
- Impact score
- 5.2
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 5.5
- Impact score
- 4.9
- Exploitability score
- 8
- Vector string
- AV:N/AC:L/Au:S/C:N/I:P/A:P
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:codesys:plcwinnt:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4AD330AD-254E-4E3E-A17E-BE08305AFBA0",
"versionEndExcluding": "2.4.7.56"
},
{
"criteria": "cpe:2.3:a:codesys:runtime_toolkit:*:*:*:*:*:*:x86:*",
"vulnerable": true,
"matchCriteriaId": "EC36E0FD-2487-4BA0-9EB8-174D30FD4DFB",
"versionEndExcluding": "2.4.7.56"
}
],
"operator": "OR"
}
]
}
]