EUVD-2025-17316CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
3DescriptionNVD
An unauthorized remote attacker can bypass the authentication of the affected software package by misusing an incorrect type conversion. This leads to full compromise of the device
AnalysisAI
Critical remote authentication bypass vulnerability affecting an unspecified software package, exploitable through improper type conversion handling (CWE-704). An unauthenticated network attacker can bypass authentication controls without user interaction to achieve complete device compromise including confidentiality, integrity, and availability violations. The vulnerability carries a maximum CVSS 3.1 score of 9.8 with network accessibility and low attack complexity, indicating high real-world exploitability risk; without access to KEV/EPSS data or POC confirmation, exploitation likelihood cannot be definitively assessed but the attack vector and complexity profile suggests active exploitation potential.
Technical ContextAI
The vulnerability stems from CWE-704 (Incorrect Type Conversion or Cast), a weakness where software fails to properly validate or convert data types during processing. In authentication contexts, type conversion flaws commonly occur when: (1) string-to-integer conversions bypass length checks, (2) boolean type coercion allows truthiness abuse (e.g., treating non-empty strings as true), (3) object type juggling in dynamically-typed languages permits unexpected type transitions, or (4) serialization/deserialization mechanisms mishandle type information. The authentication bypass indicates the vulnerability likely exists in credential validation, session token processing, or access control decision logic where type mishandling allows an attacker to satisfy authentication requirements without valid credentials. No specific CPE data provided limits precise product identification; however, the general nature suggests impact across multiple product families using the affected library/component.
RemediationAI
IMMEDIATE ACTIONS: (1) Contact software vendors for patch availability and advisory information—patch versions not yet disclosed in public sources; (2) Implement network-level controls: restrict remote access to affected systems via firewall rules, require VPN for access, disable unnecessary remote management ports; (3) Audit authentication logs for anomalous access patterns or failed authentication attempts; (4) Enable additional logging on authentication systems to detect type-conversion-based bypass attempts. SPECIFIC PATCHING: Awaiting vendor security advisory for patched versions. Once released, apply patches immediately to all affected instances—no workaround is available for an authentication bypass vulnerability. MONITORING: Deploy intrusion detection rules targeting CWE-704 exploitation patterns in authentication flows, including: unusual type conversions in session handling, malformed authentication tokens, non-standard credential formats successfully accepted.
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External POC / Exploit Code
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