CVE-2021-35049

Name: CVE-2021-35049
Creator: NVD / NIST
Published: 2021-06-25T12:15:08.613+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 4.61%

Last modified Jun 17, 2026

CVE-2021-35049 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Vulnerability in Fidelis Network and Deception CommandPost enables authenticated command injection through the web interface. The vulnerability could allow a specially crafted HTTP request to execute system commands on the CommandPost and return results in an HTTP response in an authenticated session. EPSS estimates a 4.61% chance of exploitation in the next 30 days.

Description

Vulnerability in Fidelis Network and Deception CommandPost enables authenticated command injection through the web interface. The vulnerability could allow a specially crafted HTTP request to execute system commands on the CommandPost and return results in an HTTP response in an authenticated session. The vulnerability is present in Fidelis Network and Deception versions prior to 9.3.7 and in version 9.4. Patches and updates are available to address this vulnerability.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

4.61%

90.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Fidelissecurity	Deception	< 9.3.7
Fidelissecurity	Deception	9.4
Fidelissecurity	Network	< 9.3.7
Fidelissecurity	Network	9.4

References

https://support.fidelissecurity.com/hc/en-us/categories/360001842694-Advisories-News-and-PoliciesPermissions Required, Vendor Advisory
https://www.securifera.com/blog/2021/06/24/operation-eagle-eye/Exploit, Third Party Advisory
https://support.fidelissecurity.com/hc/en-us/categories/360001842694-Advisories-News-and-PoliciesPermissions Required, Vendor Advisory
https://www.securifera.com/blog/2021/06/24/operation-eagle-eye/Exploit, Third Party Advisory

Timeline

Published: Jun 25, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-35049?

How severe is CVE-2021-35049?

CVE-2021-35049 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 4.61% probability of exploitation in the next 30 days.

How do I fix CVE-2021-35049?

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-2021-35049?

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

Scan your code now

Source: NVD / NIST