National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-14032 Detail

Current Description

ARM mbed TLS before 1.3.21 and 2.x before 2.1.9, if optional authentication is configured, allows remote attackers to bypass peer authentication via an X.509 certificate chain with many intermediates. NOTE: although mbed TLS was formerly known as PolarSSL, the releases shipped with the PolarSSL name are not affected.

Source:  MITRE      Last Modified:  08/30/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-14032
Original release date:
08/30/2017
Last revised:
11/07/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
8.1 High
Vector:
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H (legend)
Impact Score:
5.9
Exploitability Score:
2.2
CVSS Version 3 Metrics:
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
6.8 MEDIUM
Vector:
(AV:N/AC:M/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore:
6.4
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Medium
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://www.debian.org/security/2017/dsa-3967 External Source DEBIAN DSA-3967
https://bugs.debian.org/873557 Issue Tracking; Patch; Third Party Advisory External Source CONFIRM https://bugs.debian.org/873557
https://github.com/ARMmbed/mbedtls/commit/31458a18788b0cf0b722acda9bb2f2fe13a3fb32 Issue Tracking; Patch; Third Party Advisory External Source CONFIRM https://github.com/ARMmbed/mbedtls/commit/31458a18788b0cf0b722acda9bb2f2fe13a3fb32
https://github.com/ARMmbed/mbedtls/commit/d15795acd5074e0b44e71f7ede8bdfe1b48591fc Issue Tracking; Patch; Third Party Advisory External Source CONFIRM https://github.com/ARMmbed/mbedtls/commit/d15795acd5074e0b44e71f7ede8bdfe1b48591fc
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2017-02 Vendor Advisory External Source CONFIRM https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2017-02

Technical Details

Vulnerability Type (View All)

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