CVE-2018-1000520

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Summary

CVECVE-2018-1000520
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-06-26 16:29:00 UTC
Updated2020-11-05 15:42:00 UTC
DescriptionARM mbedTLS version 2.7.0 and earlier contains a Ciphersuite Allows Incorrectly Signed Certificates vulnerability in mbedtls_ssl_get_verify_result() that can result in ECDSA-signed certificates are accepted, when only RSA-signed ones should be.. This attack appear to be exploitable via Peers negotiate a TLS-ECDH-RSA-* ciphersuite. Any of the peers can then provide an ECDSA-signed certificate, when only an RSA-signed one should be accepted..

Risk And Classification

Problem Types: CWE-295

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Arm Mbed Tls All All All All

References

ReferenceSourceLinkTags
TLS-ECDH-RSA-* Ciphersuites Allow ECDSA Signed Certificates · Issue #1561 · ARMmbed/mbedtls · GitHub MISC github.com Issue Tracking, Third Party Advisory
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