CVE-2017-14032 describes a critical vulnerability in ARM mbed TLS versions prior to 1.3.21 and 2.x prior to 2.1.9, specifically when optional authentication is configured. This flaw allows remote attackers to bypass peer authentication by presenting an X.509 certificate chain with an excessive number of intermediate certificates. With a CVSS score of 8.1 (HIGH), this vulnerability has a network attack vector, high complexity, and could lead to high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.3.19CPE matchmatch criteria | cpe:2.3:a:arm:mbed_tls:1.3.19:*:*:*:*:*:*:* | ||
1.3.21CPE matchmatch criteria | cpe:2.3:a:arm:mbed_tls:1.3.21:*:*:*:*:*:*:* | ||
2.1.7CPE matchmatch criteria | cpe:2.3:a:arm:mbed_tls:2.1.7:*:*:*:*:*:*:* | ||
2.1.9CPE matchmatch criteria | cpe:2.3:a:arm:mbed_tls:2.1.9:*:*:*:*:*:*:* | ||
2.4.2CPE matchmatch criteria | cpe:2.3:a:arm:mbed_tls:2.4.2:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
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