cve/2019/CVE-2019-6442.md

### [CVE-2019-6442](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6442)
![](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

An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can write one byte out of bounds in ntpd via a malformed config request, related to config_remotely in ntp_config.c, yyparse in ntp_parser.tab.c, and yyerror in ntp_parser.y.

### POC

#### Reference
- https://dumpco.re/bugs/ntpsec-authed-oobwrite
- https://dumpco.re/bugs/ntpsec-authed-oobwrite
- https://www.exploit-db.com/exploits/46178/
- https://www.exploit-db.com/exploits/46178/

#### Github
- https://github.com/ARPSyndicate/cvemon