CVE-2020-3308
Description
A vulnerability in the Image Signature Verification feature of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker with administrator-level credentials to install a malicious software patch on an affected device. The vulnerability is due to improper verification of digital signatures for patch images. An attacker could exploit this vulnerability by crafting an unsigned software patch to bypass signature checks and loading it on an affected device. A successful exploit could allow the attacker to boot a malicious software patch image.
How to fix
- cisco secure_firewall_threat_defense6.2.2.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cisco secure_firewall_threat_defense | v < 6.2.2.1 | 6.2.2.1 |
| cisco secure_firewall_management_center | 6.2.2, 6.2.3 | — |
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