Full Disclosure - Telnet Hardcoded credentials - CVE-2018-20432

[CSW Research Lab <disclose () cybersecurityworks com>]

*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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