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CVE-2020-3304

HIGHCVSS 8.6/10EPSS 3.81%

Last modified

CVE-2020-3304 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. A vulnerability in the web interface of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. EPSS estimates a 3.81% chance of exploitation in the next 30 days.

Description

A vulnerability in the web interface of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. An exploit could allow the attacker to cause a DoS condition. Note: This vulnerability applies to IP Version 4 (IPv4) and IP Version 6 (IPv6) HTTP traffic.

Metrics

CVSS 3.1
8.6/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

EPSS Probability
3.81%

88.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoAdaptive Security Appliance< 9.6.4.45
CiscoFirepower Threat Defense< 6.3.0.6
CiscoFirepower Threat Defense>= 6.4.0, < 6.4.0.10
CiscoFirepower Threat Defense>= 6.5.0, < 6.5.0.5
CiscoFirepower Threat Defense>= 6.6.0, < 6.6.1
CiscoAdaptive Security Appliance Software>= 9.8.0, < 9.8.4.22
CiscoAdaptive Security Appliance Software>= 9.9.0, < 9.9.2.80
CiscoAdaptive Security Appliance Software>= 9.10.0, < 9.10.1.44
CiscoAdaptive Security Appliance Software>= 9.12.0, < 9.12.3.12
CiscoAdaptive Security Appliance Software>= 9.13.0, < 9.13.1.12
CiscoAdaptive Security Appliance Software>= 9.14.0, < 9.14.1.10

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-3304?
A vulnerability in the web interface of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. An exploit could allow the attacker to cause a DoS condition. Note: This vulnerability applies to IP Version 4 (IPv4) and IP Version 6 (IPv6) HTTP traffic.
How severe is CVE-2020-3304?
CVE-2020-3304 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 3.81% probability of exploitation in the next 30 days.
How do I fix CVE-2020-3304?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-3304?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST