CVEs-PoC/2021/CVE-2021-25480.md

### [CVE-2021-25480](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25480)
![](https://img.shields.io/static/v1?label=Product&message=Samsung%20Mobile%20Devices&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=O(8.1)%2C%20P(9.0)%2C%20Q(10.0)%2C%20R(11.0)%20%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-294%3A%20Authentication%20Bypass%20by%20Capture-replay&color=brightgreen)

### Description

A lack of replay attack protection in GUTI REALLOCATION COMMAND message process in Qualcomm modem prior to SMR Oct-2021 Release 1 can lead to remote denial of service on mobile network connection.

### POC

#### Reference
- https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10

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