CVE-2021-3797CWE-597

Use of Wrong Operator in String Comparison in hestiacp/hestiacp

Medium ยท published September 15, 2021

CVSS v3.0
4.8
EPSS
1%
Percentile
64.7
In the wild
Unconfirmed
What it is

โš ๏ธ A sneaky string comparison in HestiaCP could lead to unexpected behavior! Just one wrong operator is all it takes to tip the scales. ๐Ÿ” Think of it like a restaurant that misreads orders due to a simple clerical error โ€” when the server thinks 'larger fries' means 'no fries,' the customer's meal is ruined! ๐Ÿ” An attacker could manipulate string comparisons, potentially leading to misconfigurations or unexpected access controls. This might allow unauthorized actions within the system, which could have ripple effects throughout your hosting environment.

Put simply

Think of it like a restaurant that misreads orders due to a simple clerical error โ€” when the server thinks 'larger fries' means 'no fries,' the customer's meal is ruined! ๐Ÿ” This vulnerability arises from an incorrect operator being used in string comparisons, which can cause the application to behave unpredictably when processing certain inputs.

What to do

An attacker could manipulate string comparisons, potentially leading to misconfigurations or unexpected access controls. This might allow unauthorized actions within the system, which could have ripple effects throughout your hosting environment. To address this issue, ensure you update HestiaCP to the latest version where this bug is patched. Review your string comparison logic to ensure that operators are being used correctly to prevent any unintended behavior. ๐Ÿ› ๏ธ You've got this! With these steps, you can secure your HestiaCP setup and keep everything running smoothly! ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS v3.0
4.8 ยท MEDIUM
Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.01148 ยท 64.7th percentile
Weakness
CWE-597 ยท Use of Wrong Operator in String Comparison
Published
2021-09-15T13:05Z
EPSS history
Timeline
  • 15 SEP 13:05Z
    Use of Wrong Operator in String Comparison in hestiacp/hestiacp
    cvelistv5