Overview
- Description
- A vulnerability in the Secure Sockets Layer (SSL) Engine of Cisco Firepower System Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper error handling while processing SSL traffic. An attacker could exploit this vulnerability by sending a large volume of crafted SSL traffic to the vulnerable device. A successful exploit could allow the attacker to degrade the device performance by triggering a persistent high CPU utilization condition. Cisco Bug IDs: CSCvh89340.
- Source
- ykramarz@cisco.com
- NVD status
- Modified
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 5.9
- Impact score
- 3.6
- Exploitability score
- 2.2
- Vector string
- CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 4.3
- Impact score
- 2.9
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:N/I:N/A:P
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:cisco:firepower:6.2.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "255AD156-4610-4967-9EAA-65BBF3E4943F"
},
{
"criteria": "cpe:2.3:a:cisco:firepower:6.2.2.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A6DC13B1-05B9-4A9A-B57B-47DBAF842DD6"
}
],
"operator": "OR"
}
]
}
]