VulnerabilityAnalyzed

CVE-2025-55848

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.

HIGH 8.8EPSS 0.41%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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 3.1: 8.8 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.41% probability · 34th percentile
CISA KEV: Not listed
Weakness: CWE-77
Affected: dlink/dir-823x firmware
Source: cve@mitre.org

References

https://github.com/meigui637/iot_zone/blob/main/%E5%91%BD%E4%BB%A4%E6%89%A7%E8%A1%8C%E6%BC%8F%E6%B4%9E.mdExploit, Third Party Advisory
https://www.dlink.com/en/security-bulletin/Product

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.