Description
An issue was discovered in DIR-823 firmware 20250416. There is an RCE vulnerability in the set_cassword settings interface, as the http_casswd parameter is not filtered by '&'to allow injection of reverse connection commands.
Published: 2025-09-26
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-31367 An issue was discovered in DIR-823 firmware 20250416. There is an RCE vulnerability in the set_cassword settings interface, as the http_casswd parameter is not filtered by '&'to allow injection of reverse connection commands.
History

Mon, 09 Mar 2026 15:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:o:dlink:dir-823x_firmware:2025-04-16:*:*:*:*:*:*:* cpe:2.3:o:dlink:dir-823x_firmware:250416:*:*:*:*:*:*:*

Fri, 03 Oct 2025 19:30:00 +0000

Type Values Removed Values Added
First Time appeared Dlink dir-823x
Dlink dir-823x Firmware
CPEs cpe:2.3:h:dlink:dir-823x:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-823x_firmware:2025-04-16:*:*:*:*:*:*:*
Vendors & Products Dlink dir-823x
Dlink dir-823x Firmware

Mon, 29 Sep 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Mon, 29 Sep 2025 09:45:00 +0000

Type Values Removed Values Added
First Time appeared Dlink
Dlink dir-823
Vendors & Products Dlink
Dlink dir-823

Fri, 26 Sep 2025 21:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-77
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 26 Sep 2025 17:00:00 +0000

Type Values Removed Values Added
Description An issue was discovered in DIR-823 firmware 20250416. There is an RCE vulnerability in the set_cassword settings interface, as the http_casswd parameter is not filtered by '&'to allow injection of reverse connection commands.
References

Subscriptions

Dlink Dir-823 Dir-823x Dir-823x Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-09-29T15:27:54.542Z

Reserved: 2025-08-16T00:00:00.000Z

Link: CVE-2025-55848

cve-icon Vulnrichment

Updated: 2025-09-26T20:35:50.139Z

cve-icon NVD

Status : Analyzed

Published: 2025-09-26T17:15:36.353

Modified: 2026-03-09T15:18:06.967

Link: CVE-2025-55848

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-09-29T09:31:12Z

Weaknesses