Overview
- Description
- Multiple Cisco products are affected by a vulnerability in Snort access control policies that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. This vulnerability is due to a logic error that occurs when the access control policies are being populated. An attacker could exploit this vulnerability by establishing a connection to an affected device. A successful exploit could allow the attacker to bypass configured access control rules on the affected system.
- Source
- ykramarz@cisco.com
- NVD status
- Modified
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 5.3
- Impact score
- 1.4
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- Severity
- MEDIUM
Weaknesses
- nvd@nist.gov
- NVD-CWE-noinfo
- ykramarz@cisco.com
- CWE-290
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F696F350-A488-452D-8644-89A10F66B118",
"versionEndExcluding": "3.1.57.0",
"versionStartIncluding": "3.0.0"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D9BB9DB5-5C7E-4546-9C2C-FD292EC18407",
"versionEndIncluding": "7.3.1.1",
"versionStartIncluding": "7.0.0"
},
{
"criteria": "cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9CB7906F-3AF4-4A2A-B614-92DD4B236335",
"versionEndExcluding": "17.12.2",
"versionStartIncluding": "17.12"
}
],
"operator": "OR"
}
]
}
]