CVE-1999-0453 describes an information disclosure vulnerability affecting Cisco routers, where an attacker can identify the device by sending a SYN packet to port 1999, which is used by the Cisco Discovery Protocol (CDP). This medium-severity vulnerability (CVSS 5.0) has a low attack complexity and requires no authentication, allowing an unauthenticated attacker to gain reconnaissance information. While the potential impact is limited to information disclosure (CWE-200), there is no evidence of active exploitation, nor are there publicly available exploit tools like Metasploit or Nuclei modules. The CVE has received minimal community attention and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:h:cisco:router:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:N/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, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.