PT-2021-11131 · D Link · D-Link Dir-823G

Published 2021-11-04 · Updated 2021-11-08 · CVE-2020-25368

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions: D-Link DIR-823G version V1.0.2B05

Description: A command injection vulnerability was discovered in the HNAP1 protocol. An attacker is able to execute arbitrary web scripts via shell metacharacters in the PrivateLogin field to Login.

Recommendations: For D-Link DIR-823G version V1.0.2B05, as a temporary workaround, consider restricting access to the PrivateLogin field 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

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2020-25368

Affected Products

D-Link Dir-823G

References · 7

• 🔥 https://github.com/sek1th/iot/blob/master/dir-823g_2.md · Exploit
• https://osv.dev/vulnerability/CVE-2020-25368 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-25368 · Security Note
• https://dlink.com/en/security-bulletin · Vendor Advisory
• http://d-link.com · Vendor Advisory
• https://t.me/cibsecurity/31800 · Telegram Post
• https://t.me/cvenotify/22957 · Telegram Post