Use of hard-coded credentials in DSL-2640B - CVE-2020-9279

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Main Vulnerability Database Vulnerabilities #VU27058

Use of hard-coded credentials in DSL-2640B - CVE-2020-9279

Published: April 21, 2020


Vulnerability identifier: #VU27058
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2020-9279
CWE-ID: CWE-798
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: D-Link
Affected software:
DSL-2640B

Detailed vulnerability description

The vulnerability allows a remote attacker to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded credentials in application code in the "libpsi.so" library. A remote attacker on the local network can access the affected system using the hard-coded credentials, perform critical tasks and take full control of the device.

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

This vulnerability affects devices with the following versions:
  • Hardware version: B2
  • Firmware version: ver.4.01


How to mitigate CVE-2020-9279

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Sources