Vulnerability identifier: #VU81637

Vulnerability risk: Medium

CVSSv3.1: 7 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-44423

CWE-ID: CWE-77

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
DIR-X3260
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: D-Link

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation within the prog.cgi program in SetTriggerPPPoEValidate Password. A remote user on the local network can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

DIR-X3260: 1.02b02

---

External links
http://www.zerodayinitiative.com/advisories/ZDI-23-1521/
http://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10365

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.