CVE-2021-37222

Parsers in the open source project RCDCAP before 1.0.5 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption and…

published August 12, 2021

CVSS
—
EPSS
2%
Percentile
84.4
In the wild
Unconfirmed
What it is

⚠️ Beware of special packets! RCDCAP parsers before version 1.0.5 are vulnerable to remote code execution and denial of service — think of it as a sneaky delivery that can lead to total chaos. 📦💥 Imagine a restaurant that accepts any order without verifying the ingredients. If a customer sends a bizarre request, the kitchen gets overwhelmed with unexpected dishes, causing a food fight! That's what happens when these crafted packets hit RCDCAP — it can lead to unpredictable crashes or worse, code execution. An attacker could craft packets to execute arbitrary code on the server, leading to potentially disastrous scenarios, including unauthorized access or crashing the application. While there's no known exploitation yet, the risk is real enough to warrant immediate attention.

Put simply

Imagine a restaurant that accepts any order without verifying the ingredients. If a customer sends a bizarre request, the kitchen gets overwhelmed with unexpected dishes, causing a food fight! That's what happens when these crafted packets hit RCDCAP — it can lead to unpredictable crashes or worse, code execution. This vulnerability arises from insufficient input validation in the RCDCAP parsers, allowing attackers to manipulate the server's handling of packets, leading to memory corruption and application crashes.

What to do

An attacker could craft packets to execute arbitrary code on the server, leading to potentially disastrous scenarios, including unauthorized access or crashing the application. While there's no known exploitation yet, the risk is real enough to warrant immediate attention. Upgrade RCDCAP to version 1.0.5 or later to patch this vulnerability. Additionally, review your systems for any unusual traffic patterns that might indicate attempted exploitation. It's a good idea to set up monitoring to catch any suspicious activities ahead of time. You've got this! Act quickly, and you'll protect your systems from these pesky packet issues. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02479 · 84.4th percentile
Published
2021-08-12T10:30Z
EPSS history
Timeline
  • 12 AUG 10:30Z
    Parsers in the open source project RCDCAP before 1.0.5 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption and…
    cvelistv5