CVE-2011-4040 describes a critical buffer overflow vulnerability in the MiniSmtp component of NJStar Communicator version 3.0.11818. This flaw allows unauthenticated remote attackers to execute arbitrary code by sending a specially crafted network packet to the affected software. With a CVSS score of 10.0, this vulnerability is extremely severe, requiring no user interaction or authentication, and leading to complete compromise of confidentiality, integrity, and availability. While not observed in active exploitation (KEV list), public exploit code and a Metasploit module exist, indicating a high potential for exploitation, despite a lack of community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.0.11818CPE matchmatch criteria | cpe:2.3:a:njstar:njstar_communicator:3.0.11818:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/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.
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.
Remediation records are not available for this CVE.