Insufficient Verification of Data Authenticity Affecting samba package, versions [3.0.0,4.13.14) [4.14.0,4.14.10) [4.15.0,4.15.2)
Snyk CVSS
Attack Complexity
High
Threat Intelligence
EPSS
0.1% (41st
percentile)
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Test your applications- Snyk ID SNYK-UNMANAGED-SAMBA-2936557
- published 29 Jun 2022
- disclosed 28 Jun 2022
- credit Stefan Metzmacher
Introduced: 28 Jun 2022
CVE-2021-23192 Open this link in a new tabHow to fix?
Upgrade samba to version 4.13.14, 4.14.10, 4.15.2 or higher.
Overview
Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity via the DCE/RPC implementation. If a client to a Samba server sends a very large DCE/RPC request and chose to fragment it, an attacker could replace later fragments with their own data, bypassing the signature requirements.