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COVR 3902 1.01B0 Hardcoded Credentials

COVR 3902 1.01B0 Hardcoded Credentials
Posted Sep 2, 2020
Authored by CSW Research Lab

The COVR 3902 REVA router with firmware 1.01B0 has hardcoded telnet credentials.

tags | exploit
advisories | CVE-2018-20432
MD5 | ba5f94886ff6503e7b4c0cfef4f0092e

COVR 3902 1.01B0 Hardcoded Credentials

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*Title*: Telnet Hardcoded Credentials

*Summary*: The latest versions of the firmware have hardcoded default
credentials that can be exploited by an unauthenticated attacker to gain
privileged access to the firmware and to extract sensitive data

*Affected Firmware:* COVR-3902_REVA_ROUTER_FIRMWARE_v1.01B0

*CVE:* CVE-2018-20432

*Proof of Concept: *
Step 1: “cat ./etc/init0.d/S80telnetd.sh” to get a username
Step 2: “cat ./etc/config/image_sign” to get a password.

Username: Alphanetworks
Password: wrgac61_dlink.2015_dir883

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Cheers !!!
Team CSW Research Lab <http://www.cybersecurityworks.com>


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