CVE-2020-15589

HIGHCVSS 8.1/10EPSS 7.95%

Last modified

CVE-2020-15589 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. A design issue was discovered in GetInternetRequestHandle, InternetSendRequestEx and InternetSendRequestByBitrate in the client side of Zoho ManageEngine Desktop Central 10.0.552.W and Remote Access Plus before 10.1.2119.1. By exploiting this issue, an attacker-controlled server can force the client to skip TLS certificate validation, leading to a man-in-the-middle attack against HTTPS and unauthenticated remote code execution.. EPSS estimates a 7.95% chance of exploitation in the next 30 days.

Description

A design issue was discovered in GetInternetRequestHandle, InternetSendRequestEx and InternetSendRequestByBitrate in the client side of Zoho ManageEngine Desktop Central 10.0.552.W and Remote Access Plus before 10.1.2119.1. By exploiting this issue, an attacker-controlled server can force the client to skip TLS certificate validation, leading to a man-in-the-middle attack against HTTPS and unauthenticated remote code execution.

Metrics

CVSS 3.1
8.1/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
7.95%

94.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
ZohocorpManageengine Desktop Central10.0.552.w
ZohocorpManageengine Remote Access Plus< 10.1.2119.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-15589?
A design issue was discovered in GetInternetRequestHandle, InternetSendRequestEx and InternetSendRequestByBitrate in the client side of Zoho ManageEngine Desktop Central 10.0.552.W and Remote Access Plus before 10.1.2119.1. By exploiting this issue, an attacker-controlled server can force the client to skip TLS certificate validation, leading to a man-in-the-middle attack against HTTPS and unauthenticated remote code execution.
How severe is CVE-2020-15589?
CVE-2020-15589 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 7.95% probability of exploitation in the next 30 days.
How do I fix CVE-2020-15589?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-15589?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST