CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
EPSS
Percentile
32.9%
A vulnerability in the Multicast Leaf Recycle Elimination (mLRE) feature of Cisco IOS XE Software for Cisco ASR 1000 Series Aggregation Services Routers could allow an unauthenticated, remote attacker to cause the affected device to reload, resulting in a denial of service (DoS) condition.
This vulnerability is due to incorrect handling of certain IPv6 multicast packets when they are fanned out more than seven times on an affected device. An attacker could exploit this vulnerability by sending a specific IPv6 multicast or IPv6 multicast VPN (MVPNv6) packet through the affected device. A successful exploit could allow the attacker to cause a reload of the affected device, resulting in a DoS condition.
Vendor | Product | Version | CPE |
---|---|---|---|
cisco | ios_xe | 3.7.1s | cpe:2.3:o:cisco:ios_xe:3.7.1s:*:*:*:*:*:*:* |
cisco | ios_xe | 3.7.2s | cpe:2.3:o:cisco:ios_xe:3.7.2s:*:*:*:*:*:*:* |
cisco | ios_xe | 3.7.2ts | cpe:2.3:o:cisco:ios_xe:3.7.2ts:*:*:*:*:*:*:* |
cisco | ios_xe | 3.7.3s | cpe:2.3:o:cisco:ios_xe:3.7.3s:*:*:*:*:*:*:* |
cisco | ios_xe | 3.7.4s | cpe:2.3:o:cisco:ios_xe:3.7.4s:*:*:*:*:*:*:* |
cisco | ios_xe | 3.7.5s | cpe:2.3:o:cisco:ios_xe:3.7.5s:*:*:*:*:*:*:* |
cisco | ios_xe | 3.7.6s | cpe:2.3:o:cisco:ios_xe:3.7.6s:*:*:*:*:*:*:* |
cisco | ios_xe | 3.7.7s | cpe:2.3:o:cisco:ios_xe:3.7.7s:*:*:*:*:*:*:* |
cisco | ios_xe | 3.8.0s | cpe:2.3:o:cisco:ios_xe:3.8.0s:*:*:*:*:*:*:* |
cisco | ios_xe | 3.8.1s | cpe:2.3:o:cisco:ios_xe:3.8.1s:*:*:*:*:*:*:* |
[
{
"vendor": "Cisco",
"product": "Cisco IOS XE Software",
"versions": [
{
"version": "3.7.1S",
"status": "affected"
},
{
"version": "3.7.2S",
"status": "affected"
},
{
"version": "3.7.3S",
"status": "affected"
},
{
"version": "3.7.4S",
"status": "affected"
},
{
"version": "3.7.5S",
"status": "affected"
},
{
"version": "3.7.6S",
"status": "affected"
},
{
"version": "3.7.7S",
"status": "affected"
},
{
"version": "3.7.2tS",
"status": "affected"
},
{
"version": "3.8.0S",
"status": "affected"
},
{
"version": "3.8.1S",
"status": "affected"
},
{
"version": "3.8.2S",
"status": "affected"
},
{
"version": "3.9.1S",
"status": "affected"
},
{
"version": "3.9.0S",
"status": "affected"
},
{
"version": "3.9.2S",
"status": "affected"
},
{
"version": "3.10.0S",
"status": "affected"
},
{
"version": "3.10.1S",
"status": "affected"
},
{
"version": "3.10.2S",
"status": "affected"
},
{
"version": "3.10.3S",
"status": "affected"
},
{
"version": "3.10.4S",
"status": "affected"
},
{
"version": "3.10.5S",
"status": "affected"
},
{
"version": "3.10.6S",
"status": "affected"
},
{
"version": "3.10.7S",
"status": "affected"
},
{
"version": "3.10.1xbS",
"status": "affected"
},
{
"version": "3.10.8S",
"status": "affected"
},
{
"version": "3.10.8aS",
"status": "affected"
},
{
"version": "3.10.9S",
"status": "affected"
},
{
"version": "3.10.10S",
"status": "affected"
},
{
"version": "3.11.1S",
"status": "affected"
},
{
"version": "3.11.2S",
"status": "affected"
},
{
"version": "3.11.0S",
"status": "affected"
},
{
"version": "3.11.3S",
"status": "affected"
},
{
"version": "3.11.4S",
"status": "affected"
},
{
"version": "3.12.0S",
"status": "affected"
},
{
"version": "3.12.1S",
"status": "affected"
},
{
"version": "3.12.2S",
"status": "affected"
},
{
"version": "3.12.3S",
"status": "affected"
},
{
"version": "3.12.4S",
"status": "affected"
},
{
"version": "3.13.0S",
"status": "affected"
},
{
"version": "3.13.1S",
"status": "affected"
},
{
"version": "3.13.2S",
"status": "affected"
},
{
"version": "3.13.3S",
"status": "affected"
},
{
"version": "3.13.4S",
"status": "affected"
},
{
"version": "3.13.5S",
"status": "affected"
},
{
"version": "3.13.2aS",
"status": "affected"
},
{
"version": "3.13.5aS",
"status": "affected"
},
{
"version": "3.13.6S",
"status": "affected"
},
{
"version": "3.13.7S",
"status": "affected"
},
{
"version": "3.13.6aS",
"status": "affected"
},
{
"version": "3.13.8S",
"status": "affected"
},
{
"version": "3.13.9S",
"status": "affected"
},
{
"version": "3.13.10S",
"status": "affected"
},
{
"version": "3.14.0S",
"status": "affected"
},
{
"version": "3.14.1S",
"status": "affected"
},
{
"version": "3.14.2S",
"status": "affected"
},
{
"version": "3.14.3S",
"status": "affected"
},
{
"version": "3.14.4S",
"status": "affected"
},
{
"version": "3.15.0S",
"status": "affected"
},
{
"version": "3.15.1S",
"status": "affected"
},
{
"version": "3.15.2S",
"status": "affected"
},
{
"version": "3.15.3S",
"status": "affected"
},
{
"version": "3.15.4S",
"status": "affected"
},
{
"version": "3.16.0S",
"status": "affected"
},
{
"version": "3.16.1aS",
"status": "affected"
},
{
"version": "3.16.2S",
"status": "affected"
},
{
"version": "3.16.3S",
"status": "affected"
},
{
"version": "3.16.2bS",
"status": "affected"
},
{
"version": "3.16.4aS",
"status": "affected"
},
{
"version": "3.16.4bS",
"status": "affected"
},
{
"version": "3.16.5S",
"status": "affected"
},
{
"version": "3.16.6S",
"status": "affected"
},
{
"version": "3.16.7S",
"status": "affected"
},
{
"version": "3.16.6bS",
"status": "affected"
},
{
"version": "3.16.7aS",
"status": "affected"
},
{
"version": "3.16.7bS",
"status": "affected"
},
{
"version": "3.16.8S",
"status": "affected"
},
{
"version": "3.16.9S",
"status": "affected"
},
{
"version": "3.16.10S",
"status": "affected"
},
{
"version": "3.17.0S",
"status": "affected"
},
{
"version": "3.17.1S",
"status": "affected"
},
{
"version": "3.17.2S",
"status": "affected"
},
{
"version": "3.17.1aS",
"status": "affected"
},
{
"version": "3.17.3S",
"status": "affected"
},
{
"version": "3.17.4S",
"status": "affected"
},
{
"version": "16.2.1",
"status": "affected"
},
{
"version": "16.2.2",
"status": "affected"
},
{
"version": "16.3.1",
"status": "affected"
},
{
"version": "16.3.2",
"status": "affected"
},
{
"version": "16.3.3",
"status": "affected"
},
{
"version": "16.3.1a",
"status": "affected"
},
{
"version": "16.3.4",
"status": "affected"
},
{
"version": "16.3.5",
"status": "affected"
},
{
"version": "16.3.6",
"status": "affected"
},
{
"version": "16.3.7",
"status": "affected"
},
{
"version": "16.3.8",
"status": "affected"
},
{
"version": "16.3.9",
"status": "affected"
},
{
"version": "16.3.10",
"status": "affected"
},
{
"version": "16.3.11",
"status": "affected"
},
{
"version": "16.4.1",
"status": "affected"
},
{
"version": "16.4.2",
"status": "affected"
},
{
"version": "16.4.3",
"status": "affected"
},
{
"version": "16.5.1",
"status": "affected"
},
{
"version": "16.5.1b",
"status": "affected"
},
{
"version": "16.5.2",
"status": "affected"
},
{
"version": "16.5.3",
"status": "affected"
},
{
"version": "16.6.1",
"status": "affected"
},
{
"version": "16.6.2",
"status": "affected"
},
{
"version": "16.6.3",
"status": "affected"
},
{
"version": "16.6.4",
"status": "affected"
},
{
"version": "16.6.5",
"status": "affected"
},
{
"version": "16.6.6",
"status": "affected"
},
{
"version": "16.6.7",
"status": "affected"
},
{
"version": "16.6.8",
"status": "affected"
},
{
"version": "16.6.9",
"status": "affected"
},
{
"version": "16.6.10",
"status": "affected"
},
{
"version": "16.7.1",
"status": "affected"
},
{
"version": "16.7.2",
"status": "affected"
},
{
"version": "16.7.3",
"status": "affected"
},
{
"version": "16.8.1",
"status": "affected"
},
{
"version": "16.8.1s",
"status": "affected"
},
{
"version": "16.8.2",
"status": "affected"
},
{
"version": "16.8.3",
"status": "affected"
},
{
"version": "16.9.1",
"status": "affected"
},
{
"version": "16.9.2",
"status": "affected"
},
{
"version": "16.9.1s",
"status": "affected"
},
{
"version": "16.9.3",
"status": "affected"
},
{
"version": "16.9.4",
"status": "affected"
},
{
"version": "16.9.5",
"status": "affected"
},
{
"version": "16.9.6",
"status": "affected"
},
{
"version": "16.9.7",
"status": "affected"
},
{
"version": "16.9.8",
"status": "affected"
},
{
"version": "16.10.1",
"status": "affected"
},
{
"version": "16.10.1a",
"status": "affected"
},
{
"version": "16.10.1s",
"status": "affected"
},
{
"version": "16.10.1e",
"status": "affected"
},
{
"version": "16.10.2",
"status": "affected"
},
{
"version": "16.10.3",
"status": "affected"
},
{
"version": "16.11.1",
"status": "affected"
},
{
"version": "16.11.1a",
"status": "affected"
},
{
"version": "16.11.2",
"status": "affected"
},
{
"version": "16.11.1s",
"status": "affected"
},
{
"version": "16.12.1",
"status": "affected"
},
{
"version": "16.12.1s",
"status": "affected"
},
{
"version": "16.12.1a",
"status": "affected"
},
{
"version": "16.12.1c",
"status": "affected"
},
{
"version": "16.12.2",
"status": "affected"
},
{
"version": "16.12.3",
"status": "affected"
},
{
"version": "16.12.8",
"status": "affected"
},
{
"version": "16.12.2s",
"status": "affected"
},
{
"version": "16.12.4",
"status": "affected"
},
{
"version": "16.12.3s",
"status": "affected"
},
{
"version": "16.12.5",
"status": "affected"
},
{
"version": "16.12.6",
"status": "affected"
},
{
"version": "16.12.7",
"status": "affected"
},
{
"version": "16.12.10a",
"status": "affected"
},
{
"version": "17.1.1",
"status": "affected"
},
{
"version": "17.1.1s",
"status": "affected"
},
{
"version": "17.1.1t",
"status": "affected"
},
{
"version": "17.1.3",
"status": "affected"
},
{
"version": "17.2.1",
"status": "affected"
},
{
"version": "17.2.1r",
"status": "affected"
},
{
"version": "17.2.1v",
"status": "affected"
},
{
"version": "17.2.2",
"status": "affected"
},
{
"version": "17.2.3",
"status": "affected"
},
{
"version": "17.3.1",
"status": "affected"
},
{
"version": "17.3.2",
"status": "affected"
},
{
"version": "17.3.3",
"status": "affected"
},
{
"version": "17.3.1a",
"status": "affected"
},
{
"version": "17.3.4",
"status": "affected"
},
{
"version": "17.3.5",
"status": "affected"
},
{
"version": "17.3.4a",
"status": "affected"
},
{
"version": "17.3.6",
"status": "affected"
},
{
"version": "17.3.7",
"status": "affected"
},
{
"version": "17.4.1",
"status": "affected"
},
{
"version": "17.4.2",
"status": "affected"
},
{
"version": "17.4.1a",
"status": "affected"
},
{
"version": "17.4.1b",
"status": "affected"
},
{
"version": "17.5.1",
"status": "affected"
},
{
"version": "17.5.1a",
"status": "affected"
},
{
"version": "17.5.1b",
"status": "affected"
},
{
"version": "17.5.1c",
"status": "affected"
},
{
"version": "17.6.1",
"status": "affected"
},
{
"version": "17.6.2",
"status": "affected"
},
{
"version": "17.6.1a",
"status": "affected"
},
{
"version": "17.6.3",
"status": "affected"
},
{
"version": "17.6.3a",
"status": "affected"
},
{
"version": "17.6.4",
"status": "affected"
},
{
"version": "17.6.5",
"status": "affected"
},
{
"version": "17.6.5a",
"status": "affected"
},
{
"version": "17.7.1",
"status": "affected"
},
{
"version": "17.7.1a",
"status": "affected"
},
{
"version": "17.7.2",
"status": "affected"
},
{
"version": "17.10.1",
"status": "affected"
},
{
"version": "17.10.1a",
"status": "affected"
},
{
"version": "17.8.1",
"status": "affected"
},
{
"version": "17.8.1a",
"status": "affected"
},
{
"version": "17.9.1",
"status": "affected"
},
{
"version": "17.9.2",
"status": "affected"
},
{
"version": "17.9.1a",
"status": "affected"
},
{
"version": "17.9.3",
"status": "affected"
},
{
"version": "17.9.2a",
"status": "affected"
},
{
"version": "17.9.3a",
"status": "affected"
},
{
"version": "17.11.1",
"status": "affected"
},
{
"version": "17.11.1a",
"status": "affected"
}
]
}
]