CVEs-PoC/2020/CVE-2020-25862.md

### [CVE-2020-25862](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25862)
![](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

In Wireshark 3.2.0 to 3.2.6, 3.0.0 to 3.0.13, and 2.6.0 to 2.6.20, the TCP dissector could crash. This was addressed in epan/dissectors/packet-tcp.c by changing the handling of the invalid 0xFFFF checksum.

### POC

#### Reference
- https://www.oracle.com/security-alerts/cpujan2021.html

#### Github
No PoCs found on GitHub currently.