CVE-2019-10842

Arbitrary code execution (via backdoor code) was discovered in bootstrap-sass 3.2.0.3, when downloaded from rubygems.org

published April 4, 2019

CVSS
β€”
EPSS
5%
Percentile
92.1
In the wild
Unconfirmed
What it is

🚨 A crafty backdoor sneaks into bootstrap-sass 3.2.0.3, allowing an unauthenticated attacker to execute arbitrary code with a specially crafted cookie! πŸ”₯ Think of this like a restaurant ordering system that accepts bogus delivery instructions from anyone, no questions asked β€” a recipe for disaster! A malicious cookie lets an attacker serve up whatever they want straight into your app. This vulnerability could lead to complete control over the affected system! An attacker could infiltrate, steal sensitive data, or even alter critical files, causing chaos and mayhem.

Put simply

Think of this like a restaurant ordering system that accepts bogus delivery instructions from anyone, no questions asked β€” a recipe for disaster! A malicious cookie lets an attacker serve up whatever they want straight into your app. The flaw exists due to the ability to manipulate the ___cfduid cookie, which can execute arbitrary code via the dangerous eval() function, making it a prime target for attackers looking to exploit this loophole.

What to do

This vulnerability could lead to complete control over the affected system! An attacker could infiltrate, steal sensitive data, or even alter critical files, causing chaos and mayhem. To protect your system, upgrade to a patched version of bootstrap-sass immediately. Be sure to audit your cookie handling to prevent unauthorized access, and consider implementing stricter validation on user inputs. You've got this! Secure your application, and you'll be a security hero! πŸ¦Έβ€β™‚οΈ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.04923 Β· 92.1th percentile
Published
2019-04-04T03:46Z
EPSS history
Timeline
  • 04 APR 03:46Z
    Arbitrary code execution (via backdoor code) was discovered in bootstrap-sass 3.2.0.3, when downloaded from rubygems.org
    cvelistv5