CVE-2017-6766 describes a vulnerability in the SSL Decryption and Inspection feature of Cisco Firepower System Software versions 5.4.0 through 6.2.2. This flaw, caused by unexpected interactions with SSL policy settings when encountering malformed SSL packet headers, allows an unauthenticated, remote attacker to bypass the system's SSL decryption and inspection policy. With a CVSS score of 7.5 (HIGH), the vulnerability has a low attack complexity and requires no user interaction, potentially allowing uninspected traffic to pass through the affected device. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.4.0CPE matchmatch criteria | cpe:2.3:a:cisco:firesight_system_software:5.4.0:*:*:*:*:*:*:* | ||
5.4.1CPE matchmatch criteria | cpe:2.3:a:cisco:firesight_system_software:5.4.1:*:*:*:*:*:*:* | ||
6.0.0CPE matchmatch criteria | cpe:2.3:a:cisco:firesight_system_software:6.0.0:*:*:*:*:*:*:* | ||
6.1.0CPE matchmatch criteria | cpe:2.3:a:cisco:firesight_system_software:6.1.0:*:*:*:*:*:*:* | ||
6.2.0CPE matchmatch criteria | cpe:2.3:a:cisco:firesight_system_software:6.2.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.