CVE-2020-3272
Published May 22, 2020
Last updated 3 years ago
Overview
- Description
- A vulnerability in the DHCP server of Cisco Prime Network Registrar could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient input validation of incoming DHCP traffic. An attacker could exploit this vulnerability by sending a crafted DHCP request to an affected device. A successful exploit could allow the attacker to cause a restart of the DHCP server process, causing a DoS condition.
- Source
- ykramarz@cisco.com
- 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 3.0
- Type
- Secondary
- 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
- 7.8
- Impact score
- 6.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:N/I:N/A:C
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:cisco:prime_network_registrar:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B3568604-7FE7-4987-828D-FA39A604BE61",
"versionEndExcluding": "8.3.7.1",
"versionStartIncluding": "8.3"
},
{
"criteria": "cpe:2.3:a:cisco:prime_network_registrar:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "490EA0EB-455D-4BF1-B147-79B322BC0779",
"versionEndExcluding": "9.1.3",
"versionStartIncluding": "9.0"
},
{
"criteria": "cpe:2.3:a:cisco:prime_network_registrar:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "41559A17-3C5B-4E5C-AEE9-BDB88540B97B",
"versionEndExcluding": "10.1.0.1",
"versionStartIncluding": "10.0"
}
],
"operator": "OR"
}
]
}
]