cve/2017/CVE-2017-15906.md

### [CVE-2017-15906](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15906)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

The process_open function in sftp-server.c in OpenSSH before 7.6 does not properly prevent write operations in readonly mode, which allows attackers to create zero-length files.

### POC

#### Reference
- https://www.oracle.com/security-alerts/cpujan2020.html

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/FishyStix12/WHPython_v1.02
- https://github.com/Milkad0/DC-4_VulnHub
- https://github.com/ProTechEx/asn
- https://github.com/bioly230/THM_Skynet
- https://github.com/firatesatoglu/shodanSearch
- https://github.com/lacysw/RandScan
- https://github.com/nitefood/asn
- https://github.com/project7io/nmap
- https://github.com/rahadhasan666/ASN_IP_LOOKUP
- https://github.com/swlacy/RandScan
- https://github.com/syadg123/pigat
- https://github.com/teamssix/pigat
- https://github.com/vshaliii/Basic-Pentesting-2-Vulnhub-Walkthrough
- https://github.com/vshaliii/DC-1-Vulnhub-Walkthrough
- https://github.com/vshaliii/DC-2-Vulnhub-Walkthrough
- https://github.com/vshaliii/DC-4-Vulnhub-Walkthrough