CVE-2024-42330

JS - Internal strings in HTTP headers

Published Nov 27, 2024 CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
Description
The HttpRequest object allows to get the HTTP headers from the server's response after sending the request. The problem is that the returned strings are created directly from the data returned by the server and are not correctly encoded for JavaScript. This allows to create internal strings that can be used to access hidden properties of objects.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3984-1 zabbix security update
EUVD EUVD EUVD-2024-39876 The HttpRequest object allows to get the HTTP headers from the server's response after sending the request. The problem is that the returned strings are created directly from the data returned by the server and are not correctly encoded for JavaScript. This allows to create internal strings that can be used to access hidden properties of objects.
History
Type Values Removed Values Added
First Time appeared Zabbix zabbix
CPEs cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*
Vendors & Products Zabbix zabbix
Type Values Removed Values Added
First Time appeared Zabbix
Zabbix frontend
CPEs cpe:2.3:a:zabbix:frontend:*:*:*:*:*:*:*:*
Vendors & Products Zabbix
Zabbix frontend
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description The HttpRequest object allows to get the HTTP headers from the server's response after sending the request. The problem is that the returned strings are created directly from the data returned by the server and are not correctly encoded for JavaScript. This allows to create internal strings that can be used to access hidden properties of objects.
Title JS - Internal strings in HTTP headers
Weaknesses CWE-134
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Zabbix
Published
Updated
Nov 3, 2025, 10:04 PM
Reserved
Jul 30, 2024, 8:27 AM
Status
Modified
Published
Nov 27, 2024, 12:15 PM
Modified
Jun 17, 2026, 7:49 AM