CVE-2020-3306: Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software DHCP Denial of Service Vulnerability
First published: Wed May 06 2020(Updated: )
A vulnerability in the DHCP module of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on the affected device. The vulnerability is due to incorrect processing of certain DHCP packets. An attacker could exploit this vulnerability by sending a crafted DHCP packet to the affected device. A successful exploit could allow the attacker to cause a DoS condition on the affected device.
Credit: ykramarz@cisco.com ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Adaptive Security Appliance | <9.6.4.34 | |
| Cisco Adaptive Security Appliance Software | >=9.7<9.8.4.10 | |
| Cisco Adaptive Security Appliance Software | >=9.9<9.10.1.30 | |
| Cisco Adaptive Security Appliance Software | >=9.12<9.12.3 | |
| Cisco Asa 5505 | ||
| Cisco Asa 5510 | ||
| Cisco Asa 5512-x | ||
| Cisco Asa 5515-x | ||
| Cisco Asa 5520 | ||
| Cisco Asa 5525-x | ||
| Cisco Asa 5550 | ||
| Cisco Asa 5555-x | ||
| Cisco Asa 5580 | ||
| Cisco Asa 5585-x | ||
| Cisco Firepower Threat Defense | <6.3.0.5 | |
| Cisco Firepower Threat Defense | >=6.4.0<6.4.0.4 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2020-3306.
What is the severity level of CVE-2020-3306?
CVE-2020-3306 has a severity level of high.
Which software products are affected by CVE-2020-3306?
CVE-2020-3306 affects Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software.
What is the impact of CVE-2020-3306?
CVE-2020-3306 can cause a denial of service (DoS) condition on the affected device.
Is authentication required for exploiting CVE-2020-3306?
No, CVE-2020-3306 can be exploited by an unauthenticated, remote attacker.
- collector/nvd-api
- collector/nvd-index
- agent/author
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/last-modified-date
- agent/severity
- agent/references
- agent/title
- agent/description
- agent/tags
- agent/first-publish-date
- agent/event
- vendor/cisco
- canonical/cisco adaptive security appliance
- canonical/cisco adaptive security appliance software
- version/cisco adaptive security appliance software/9.7
- version/cisco adaptive security appliance software/9.9
- version/cisco adaptive security appliance software/9.12
- canonical/cisco asa 5505
- canonical/cisco asa 5510
- canonical/cisco asa 5512-x
- canonical/cisco asa 5515-x
- canonical/cisco asa 5520
- canonical/cisco asa 5525-x
- canonical/cisco asa 5550
- canonical/cisco asa 5555-x
- canonical/cisco asa 5580
- canonical/cisco asa 5585-x
- canonical/cisco firepower threat defense
- version/cisco firepower threat defense/6.4.0