Overview
- Description
- A vulnerability in the IPv6 Simple Network Management Protocol (SNMP) code of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause high CPU usage or a reload of the device. The vulnerability is due to IPv6 sub block corruption. An attacker could exploit this vulnerability by polling the affected device IPv6 information. An exploit could allow the attacker to trigger high CPU usage or a reload of the device. Known Affected Releases: Denali-16.3.1. Cisco Bug IDs: CSCvb14640.
- Source
- ykramarz@cisco.com
- NVD status
- Modified
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 5.3
- Impact score
- 3.6
- Exploitability score
- 1.6
- Vector string
- CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 6.3
- Impact score
- 6.9
- Exploitability score
- 6.8
- Vector string
- AV:N/AC:M/Au:S/C:N/I:N/A:C
Weaknesses
- nvd@nist.gov
- NVD-CWE-noinfo
- ykramarz@cisco.com
- CWE-399
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:cisco:ios:3.16.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "018E29DB-FB2B-4180-BE81-E01426DF9F64"
},
{
"criteria": "cpe:2.3:o:cisco:ios_xe:3.16.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8FDFDEB8-D012-4162-A3C6-7D8F1CA3D618"
}
],
"operator": "OR"
}
]
}
]