PT-2023-14973 · Prolink · Prolink Router Prs1841

Zux0X3A · Published 2023-02-21 · Updated 2023-03-02 · CVE-2022-46637

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 Prolink router PRS1841

Description The Prolink router PRS1841 contains hardcoded credentials for its Telnet and FTP services. This issue allows unauthorized access to the device.

Recommendations For Prolink router PRS1841, consider changing the default credentials for Telnet and FTP services as a temporary workaround, and apply a patch or update when available to fully resolve the issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Using Hardcoded Credentials

Weakness Enumeration

CWE-798

Related Identifiers

CVE-2022-46637

Affected Products

Prolink Router Prs1841

References · 6

• 🔥 https://0xsp.com/security%20research%20%20development%20srd/backdoor-discovered-in-pldt-home-fiber-routers · Exploit
• https://osv.dev/vulnerability/CVE-2022-46637 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-46637 · Security Note
• https://prolink2u.com/product/prs1841 · Vendor Advisory
• https://packetstormsecurity.com/files/170342/ProLink-PRS1841-Backdoor-Account.html · Note
• https://t.me/cibsecurity/58643 · Telegram Post