CVE-2021-3797

Name: CVE-2021-3797
Creator: NVD / NIST
Published: 2021-09-15T13:15:08.297+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.11%

Last modified Jun 17, 2026

CVE-2021-3797 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. hestiacp is vulnerable to Use of Wrong Operator in String Comparison. EPSS estimates a 1.11% chance of exploitation in the next 30 days.

Description

hestiacp is vulnerable to Use of Wrong Operator in String Comparison

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.11%

61.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-597

Affected Software

Vendor	Product	Versions
Hestiacp	Control Panel	<= 1.4.12

References

https://github.com/hestiacp/hestiacp/commit/fc68baff4f94b59e38316f886d0ce47d337042f7Patch, Third Party Advisory
https://huntr.dev/bounties/c24fb15c-3c84-45c8-af04-a660f8da388fExploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/hestiacp/hestiacp/commit/fc68baff4f94b59e38316f886d0ce47d337042f7Patch, Third Party Advisory
https://huntr.dev/bounties/c24fb15c-3c84-45c8-af04-a660f8da388fExploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Sep 15, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-3797?

hestiacp is vulnerable to Use of Wrong Operator in String Comparison

How severe is CVE-2021-3797?

CVE-2021-3797 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.11% probability of exploitation in the next 30 days.

How do I fix CVE-2021-3797?

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-2021-3797?

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

Scan your code now

Source: NVD / NIST