#VU15718 Information disclosure in DIR-620 - CVE-2018–12677

Vulnerability identifier: #VU15718

Vulnerability risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018–12677

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
DIR-620
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: D-Link

Description
The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to use of code injection vulnerability CVE-2018–6211. A remote attacker can extract a config-file “tmp/config.json” with all user’s credentials inside in plaintext.

Mitigation
The vulnerability will not be fixed.

Vulnerable software versions

DIR-620: 1.0.3 - 1.4.0

---

External links
https://medium.com/@makrushin/backdoors-in-d-links-backyard-part-2-multiple-vulnerabilities-in-d-lin...

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.