CVE-2011-4040

Buffer overflow in MiniSmtp 3.0.11818 in NJStar Communicator allows remote attackers to execute arbitrary code via a crafted packet

published November 21, 2011

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.3th percentile for exploit probability.

CVSS
—
EPSS
65%
Percentile
99.3
In the wild
Unconfirmed
What it is

⚠️ A crafty crafted packet can trigger a buffer overflow in MiniSmtp 3.0.11818, opening the door for remote attackers to execute arbitrary code! 🔥 Think of it like a restaurant accepting an order that’s way too big for the kitchen to handle. Instead of just serving the meal, the kitchen might get overwhelmed and accidentally spill everything all over the floor—or worse, serve something completely unexpected! If exploited, an attacker could take control of the server running MiniSmtp, leading to unauthorized access, data breaches, or even total system compromise. This vulnerability can lead to chaos—imagine the nightmare of unwanted guests taking over your digital space!

Put simply

Think of it like a restaurant accepting an order that’s way too big for the kitchen to handle. Instead of just serving the meal, the kitchen might get overwhelmed and accidentally spill everything all over the floor—or worse, serve something completely unexpected! This vulnerability stems from insufficient input validation, allowing a buffer overflow to occur when a specially crafted packet is processed. The flaw permits attackers to inject their code, potentially leading to full control of the affected system.

What to do

If exploited, an attacker could take control of the server running MiniSmtp, leading to unauthorized access, data breaches, or even total system compromise. This vulnerability can lead to chaos—imagine the nightmare of unwanted guests taking over your digital space! To mitigate this vulnerability, update MiniSmtp to the latest version available or apply any patches provided by the vendor. Additionally, consider implementing network filtering to block malicious packets before they reach the server. You've got this! Taking these steps will strengthen your defenses and keep your systems safe! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.65262 · 99.3th percentile
Published
2011-11-21T11:00Z
EPSS history
Timeline
  • 21 NOV 11:00Z
    Buffer overflow in MiniSmtp 3.0.11818 in NJStar Communicator allows remote attackers to execute arbitrary code via a crafted packet
    cvelistv5