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Vulnerability DatabaseCVE-2021-25480
CVE-2021-25480:
NixOS vulnerability analysis and mitigation
Overview
A lack of replay attack protection vulnerability (CVE-2021-25480) was discovered in the GUTI REALLOCATION COMMAND message process in Qualcomm modem prior to SMR Oct-2021 Release 1. The vulnerability was assigned on January 19, 2021, affecting mobile devices with Qualcomm modems (CVE Details).
Technical details
The vulnerability is classified under CWE-294 (Authentication Bypass) as confirmed by security analysis (NVD CNA Status). The issue stems from insufficient protection against replay attacks in the GUTI (Globally Unique Temporary Identifier) reallocation command message processing, which is a critical component of mobile network authentication.
Impact
When exploited, this vulnerability can lead to remote denial of service on mobile network connection, potentially disrupting cellular connectivity on affected devices (CVE Details).
Mitigation and workarounds
The vulnerability was addressed in the SMR Oct-2021 Release 1 update. Users of affected devices should ensure they have updated their devices to this version or later to protect against this vulnerability (Samsung Mobile Security).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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