CVE-2025-55848 — HIGH (8.8)

Vulnerability 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.

CVSS Score

8.8

HIGH

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

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Dlink	Dir-823X Firmware	250416
Dlink	Dir-823X	-

Related Weaknesses (CWE)

CWE-77

References

https://github.com/meigui637/iot_zone/blob/main/%E5%91%BD%E4%BB%A4%E6%89%A7%E8%AExploitThird Party Advisory
https://www.dlink.com/en/security-bulletin/Product

FAQ

What is CVE-2025-55848?

CVE-2025-55848 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 rev...

How severe is CVE-2025-55848?

CVE-2025-55848 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-55848?

Check the references section above for vendor advisories and patch information. Affected products include: Dlink Dir-823X Firmware, Dlink Dir-823X.