CVE-2015-0644 describes a critical vulnerability in Cisco IOS XE versions 3.8 through 3.15, specifically within the AppNav component. This flaw allows unauthenticated remote attackers to execute arbitrary code or trigger a denial of service by sending a specially crafted TCP packet. With a CVSS score of 7.8, this vulnerability is considered high severity, indicating a network-based attack with low complexity and a complete impact on availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered some community discussion and media coverage, suggesting awareness within the security community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.8s.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.8s.0:*:*:*:*:*:*:* | ||
3.8s.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.8s.1:*:*:*:*:*:*:* | ||
3.8s.2CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.8s.2:*:*:*:*:*:*:* | ||
3.8s_baseCPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.8s_base:*:*:*:*:*:*:* | ||
3.9s.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.9s.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C
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.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.