CVE-2023-23415CWE-122

Internet Control Message Protocol (ICMP) Remote Code Execution Vulnerability

Critical · published March 14, 2023

CVSS v3.1
9.8
EPSS
3%
Percentile
89.0
In the wild
Unconfirmed
What it is

🚨 A single malicious ICMP packet can grant attackers complete control over your server! 🔥 Imagine your home security system responds to a knock on the door from anyone, even if they're not on the guest list. That's how this vulnerability lets an attacker execute code without proper checks, like a doorman who doesn't ask for identification! This vulnerability could lead to catastrophic consequences, allowing hackers to run arbitrary code remotely, directly impacting your data integrity and system availability. An attacker could potentially access sensitive information or completely take over your system. This is a serious wake-up call!

Put simply

Imagine your home security system responds to a knock on the door from anyone, even if they're not on the guest list. That's how this vulnerability lets an attacker execute code without proper checks, like a doorman who doesn't ask for identification! CVE-2023-23415 is an ICMP remote code execution vulnerability that allows attackers to send specially crafted packets to exploit vulnerable systems and execute arbitrary code. This can happen because the server inadequately validates the ICMP messages it receives.

What to do

This vulnerability could lead to catastrophic consequences, allowing hackers to run arbitrary code remotely, directly impacting your data integrity and system availability. An attacker could potentially access sensitive information or completely take over your system. This is a serious wake-up call! To safeguard against this vulnerability, implement a firewall rule to block or limit ICMP packets, and ensure your systems are updated. Regularly audit your network configurations and security settings to minimize the attack surface. Don't wait—act now! You've got this! Stay proactive, follow these steps, and keep your systems secure! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.03479 · 89.0th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2023-03-14T16:55Z
EPSS history
Timeline
  • 14 MAR 16:55Z
    Internet Control Message Protocol (ICMP) Remote Code Execution Vulnerability
    cvelistv5