CVE-2021-21727
Published Mar 29, 2021
Last updated 4 years ago
Overview
- Description
- A ZTE product has a DoS vulnerability. A remote attacker can amplify traffic by sending carefully constructed IPv6 packets to the affected devices, which eventually leads to device denial of service. This affects:<ZXHN F623><All versions up to V6.0.0P3T33>
- Source
- psirt@zte.com.cn
- NVD status
- Analyzed
Social media
- Hype score
- Not currently trending
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
- NVD-CWE-noinfo
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:zte:zxhn_f623:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "6746E033-5814-4D1A-869A-371ECA32323F"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:zte:zxhn_f623_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9CB260C1-1CE3-4016-8C9E-117DA72A9DF6",
"versionEndExcluding": "6.0.0p3t34"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
]