CVE-2020-8540

An XML external entity (XXE) vulnerability in Zoho ManageEngine Desktop Central before the 07-Mar-2020 update allows remote unauthenticated users to read…

published March 11, 2020

CVSS
—
EPSS
13%
Percentile
96.3
In the wild
Unconfirmed
What it is

🚨 A crafty XML external entity (XXE) vulnerability lurks in Zoho ManageEngine Desktop Central, letting sneaky attackers read any file they desire! 🔥 Think of this like an untrustworthy delivery person who checks your mailbox without permission, reading all your mail for confidential information. This vulnerability allows a malicious DTD in an XML request to grab files off the server, much like how that delivery person can dig through your sensitive packages! An attacker exploiting this flaw could potentially access sensitive files and conduct server-side request forgery (SSRF) attacks, leading to unauthorized data exposure or even further attacks on internal services. The risks could escalate quickly, so vigilance is key!

Put simply

Think of this like an untrustworthy delivery person who checks your mailbox without permission, reading all your mail for confidential information. This vulnerability allows a malicious DTD in an XML request to grab files off the server, much like how that delivery person can dig through your sensitive packages! This XXE vulnerability allows remote unauthenticated users to read arbitrary files or execute SSRF exploits by sending a crafted DTD in an XML request to the ManageEngine Desktop Central.

What to do

An attacker exploiting this flaw could potentially access sensitive files and conduct server-side request forgery (SSRF) attacks, leading to unauthorized data exposure or even further attacks on internal services. The risks could escalate quickly, so vigilance is key! To protect yourself, update to the version released after 07-Mar-2020 immediately. Additionally, review your XML handling practices to ensure that external entity processing is disabled. Regular security audits can also help spot similar vulnerabilities before they become a problem. You've got this! With these steps, you'll be well on your way to securing your setup. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.12779 · 96.3th percentile
Published
2020-03-11T16:15Z
EPSS history
Timeline
  • 11 MAR 16:15Z
    An XML external entity (XXE) vulnerability in Zoho ManageEngine Desktop Central before the 07-Mar-2020 update allows remote unauthenticated users to read…
    cvelistv5