CVE-2017-6672 describes a critical vulnerability in Cisco ASR 5000 Series Aggregation Services Routers, specifically impacting certain filtering mechanisms within their Access Control Lists (ACLs) up to version 21.x. This flaw allows an unauthenticated, remote attacker to bypass configured ACL rules, potentially granting unauthorized network access. With a CVSS v3 score of 7.5 (High), the attack vector is network-based with low complexity, requiring no user interaction, and resulting in a high impact on integrity (bypassing security controls) without affecting confidentiality or availability. While the vulnerability is severe, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, suggesting it has not garnered widespread attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
19.3.5CPE matchmatch criteria | cpe:2.3:a:cisco:asr_5000_series_software:19.3.5:*:*:*:*:*:*:* | ||
19.3.11CPE matchmatch criteria | cpe:2.3:a:cisco:asr_5000_series_software:19.3.11:*:*:*:*:*:*:* | ||
19.3.12CPE matchmatch criteria | cpe:2.3:a:cisco:asr_5000_series_software:19.3.12:*:*:*:*:*:*:* | ||
19.6.0CPE matchmatch criteria | cpe:2.3:a:cisco:asr_5000_series_software:19.6.0:*:*:*:*:*:*:* | ||
19.6.3CPE matchmatch criteria | cpe:2.3:a:cisco:asr_5000_series_software:19.6.3:*:*:*:*:*:*:* |
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
No social media mentions found for this CVE.
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.