Overview
- Description
- MikroTik RouterBOARD v6.39.2 and v6.40.5 allows an unauthenticated remote attacker to cause a denial of service by connecting to TCP port 53 and sending data that begins with many '\0' characters, possibly related to DNS.
- Source
- cve@mitre.org
- NVD status
- Analyzed
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.0/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
- 5
- Impact score
- 2.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
- nvd@nist.gov
- CWE-20
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:mikrotik:routerboard:6.39.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "00C6DD18-1C14-476E-8D9E-B8F6D8F47EF3"
},
{
"criteria": "cpe:2.3:o:mikrotik:routerboard:6.40.5:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A8550E2A-D5AB-4C3E-B37B-4737AA617E46"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:mikrotik:routerboard:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "C6BA880F-D07B-4279-AF56-E2B20DF5A603"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
]