CVE-2021-32682CWE-22CWE-78CWE-918

Multiple vulnerabilities leading to RCE

Critical · published June 14, 2021

Patch now

High probability of exploitation

CVSS calls it critical at 9.8. It sits in the 99.4th percentile for exploit probability.

CVSS v3.1
9.8
EPSS
70%
Percentile
99.4
In the wild
Unconfirmed
What it is

🔥 A sneaky flaw in elFinder lets attackers execute arbitrary code on your server—just by having access to the unprotected PHP connector! Think of it like a restaurant kitchen where anyone can walk in and cook whatever they want, completely unchecked. If the entrance isn't secured, it only takes one curious diner to turn your gourmet meal into a disaster! If exploited, this vulnerability could allow an attacker to take complete control of your server, executing commands and potentially accessing sensitive data. The chaos they could unleash is absolutely devastating, leading to data breaches or even complete server takeovers.

Put simply

Think of it like a restaurant kitchen where anyone can walk in and cook whatever they want, completely unchecked. If the entrance isn't secured, it only takes one curious diner to turn your gourmet meal into a disaster! CVE-2021-32682 affects elFinder 2.1.58, enabling attackers to gain access to the PHP connector and run arbitrary code due to inadequate authentication measures. This means that without proper security, the connector could be exposed to unwanted interactions.

What to do

If exploited, this vulnerability could allow an attacker to take complete control of your server, executing commands and potentially accessing sensitive data. The chaos they could unleash is absolutely devastating, leading to data breaches or even complete server takeovers. To protect your system, immediately patch to elFinder version 2.1.59. Additionally, ensure that the PHP connector is secured behind authentication, preventing unauthorized access. Regularly review your configurations as a best practice. You've got this! Follow these steps and your server will be locked down tight in no time! 🛡️

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
CVSS v4.0
Not supplied
EPSS
0.69934 · 99.4th percentile
Weaknesses
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'); CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection'); CWE-918 · Server-Side Request Forgery (SSRF)
Published
2021-06-14T16:45Z
EPSS history
Timeline
  • 14 JUN 16:45Z
    Multiple vulnerabilities leading to RCE
    cvelistv5