Overview
- Description
- Arista EOS before 4.21.12M, 4.22.x before 4.22.7M, 4.23.x before 4.23.5M, and 4.24.x before 4.24.2F allows remote attackers to cause a denial of service (restart of agents) by crafting a malformed DHCP packet which leads to an incorrect route being installed.
- Source
- cve@mitre.org
- 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
- 4.3
- Impact score
- 2.9
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:N/I:N/A:P
Weaknesses
- nvd@nist.gov
- NVD-CWE-noinfo
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8FCF6056-72B1-47FE-8D29-CD5F0F9B5436",
"versionEndExcluding": "4.21.12m",
"versionStartIncluding": "4.21.0"
},
{
"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9CA840AC-49E4-491A-872E-1EE60B986131",
"versionEndExcluding": "4.22.7m",
"versionStartIncluding": "4.22"
},
{
"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C349690C-2136-4E50-96E9-432FD27E4995",
"versionEndExcluding": "4.23.5m",
"versionStartIncluding": "4.23"
},
{
"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DD8F353F-4DE3-449B-95F0-1401172A19EC",
"versionEndExcluding": "4.24.2f",
"versionStartIncluding": "4.24.0"
}
],
"operator": "OR"
}
]
}
]