PT-2023-5237 · D Link · D-Link Dir-859

Published 2023-08-07 · Updated 2023-09-20 · CVE-2023-39638

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-859 versions A1 1.05 through A1 1.06B01 Beta01

Description The issue is related to a command injection vulnerability via the lxmldbc system function at the "/htdocs/cgibin" endpoint. This vulnerability is associated with the failure to neutralize special elements, which could allow a remote attacker to execute arbitrary commands.

Recommendations For D-LINK DIR-859 versions A1 1.05 through A1 1.06B01 Beta01, consider disabling the lxmldbc system function as a temporary workaround until a patch is available. Restrict access to the "/htdocs/cgibin" endpoint 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

Command Injection

Weakness Enumeration

CWE-78

CWE-77

Related Identifiers

BDU:2023-05849

CVE-2023-39638

Affected Products

D-Link Dir-859

References · 9

• 🔥 https://github.com/mmmmmx1/dlink/blob/main/dir-859/readme.md · Exploit
• https://osv.dev/vulnerability/CVE-2023-39638 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-05849 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-39638 · Security Note
• https://twitter.com/CVEnew/status/1702441076286771210 · Twitter Post
• https://dlink.com/en/security-bulletin · Note
• https://vuldb.com/ru/?id.239766 · Note
• https://t.me/cibsecurity/70587 · Telegram Post
• http://dlink.com.cn/techsupport/ProductInfo.aspx?m=DIR-859 · Note