PT-2017-13470 · D Link · D-Link Dir-850L

Pierre Kim · Published 2017-09-13 · Updated 2023-11-17 · CVE-2017-14426

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions D-Link DIR-850L REV. A versions through FW114WWb07 h2ab beta1 D-Link DIR-850L REV. B versions through FW208WWb02

Description The issue concerns the permissions of the /var/etc/shadow file, also known as the /etc/shadow symlink target, which has 0644 permissions.

Recommendations For D-Link DIR-850L REV. A versions through FW114WWb07 h2ab beta1, consider changing the permissions of the /var/etc/shadow file to a more secure setting. For D-Link DIR-850L REV. B versions through FW208WWb02, consider changing the permissions of the /var/etc/shadow file to a more secure setting.

Exploit

Fix

Using Hardcoded Credentials

Weakness Enumeration

CWE-798

Related Identifiers

CVE-2017-14426

Affected Products

D-Link Dir-850L

References · 3

• 🔥 https://pierrekim.github.io/blog/2017-09-08-dlink-850l-mydlink-cloud-0days-vulnerabilities.html · Exploit
• https://osv.dev/vulnerability/CVE-2017-14426 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-14426 · Security Note