CVEs-PoC/2021/CVE-2021-39613.md

### [CVE-2021-39613](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39613)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=1.0.2.0.3%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=1.0.2.0.4%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=1.0.2.0.4e%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

D-Link DVG-3104MS version 1.0.2.0.3, 1.0.2.0.4, and 1.0.2.0.4E contains hard-coded credentials for undocumented user accounts in the '/etc/passwd' file. As weak passwords have been used, the plaintext passwords can be recovered from the hash values. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

### POC

#### Reference
- https://www.dlink.com/en/security-bulletin/
- https://www.nussko.com/advisories/advisory-2021-08-01.txt

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/fkie-cad/nvd-json-data-feeds