CVE-2020-1946CWE-78

Apache SpamAssassin has an OS Command Injection vulnerability

published March 25, 2021

CVSS
—
EPSS
6%
Percentile
93.4
In the wild
Unconfirmed
What it is

⚠️ A crafty configuration slip in Apache SpamAssassin could let malicious rules execute system commands like a magician pulling rabbits out of hats! 🎩 Think of this as a restaurant where the head chef blindly trusts any recipe card that comes through the door, leading to surprise dishes nobody ordered! 🍽️ With this vulnerability, an attacker could exploit the SpamAssassin system to run unauthorized commands without a trace, potentially leading to data leaks or compromised servers. It’s like having a secret ingredient get slipped into your meal that ruins the whole banquet!

Put simply

Think of this as a restaurant where the head chef blindly trusts any recipe card that comes through the door, leading to surprise dishes nobody ordered! 🍽️ This vulnerability allows malicious `.cf` files to be configured in such a way that they can execute system commands without displaying any output or errors, potentially leading to remote code execution.

What to do

With this vulnerability, an attacker could exploit the SpamAssassin system to run unauthorized commands without a trace, potentially leading to data leaks or compromised servers. It’s like having a secret ingredient get slipped into your meal that ruins the whole banquet! Upgrade Apache SpamAssassin to version 3.4.5 immediately to mitigate this risk. Additionally, ensure that you only use trusted update channels and vetted third-party `.cf` files to avoid any nefarious surprises! You've got this! Stay vigilant, and your SpamAssassin will be a fortress! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.06132 · 93.4th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2021-03-25T09:20Z
EPSS history
Timeline
  • 25 MAR 09:20Z
    Apache SpamAssassin has an OS Command Injection vulnerability
    cvelistv5