PT-2019-2560 · D Link · D-Link Dir-818Lw

Published 2019-06-05 · Updated 2021-04-23 · CVE-2019-12786

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions D-Link DIR-818LW devices from 2.05.B03 to 2.06B01 BETA

Description The issue is related to a command injection in HNAP1 SetWanSettings via an XML injection of the value of the IPAddress key. This is due to the lack of input data sanitization measures, which can allow a remote attacker to execute arbitrary commands.

Recommendations For D-Link DIR-818LW devices from 2.05.B03 to 2.06B01 BETA, consider restricting access to the HNAP1 SetWanSettings until a patch is available. As a temporary workaround, avoid using the IPAddress key in the affected XML injection to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

BDU:2019-02412

CVE-2019-12786

Affected Products

D-Link Dir-818Lw

References · 5

• 🔥 https://github.com/TeamSeri0us/pocs/blob/master/iot/dlink/dir818-protected.pdf · Exploit
• https://osv.dev/vulnerability/CVE-2019-12786 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-12786 · Security Note
• https://bdu.fstec.ru/vul/2019-02412 · Security Note
• https://cxsecurity.com/cveshow/CVE-2019-12786 · Note