4.7

CVE-2018-12436

wolfcrypt/src/ecc.c in wolfSSL before 3.15.1.patch allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Wolfssl ≫ Wolfssl Version < 3.15.3
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.37% 0.288
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.7 1 3.6
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
nvd@nist.gov 1.9 3.4 2.9
AV:L/AC:M/Au:N/C:P/I:N/A:N
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

https://www.nccgroup.trust/us/our-research/technical-advisory-return-of-the-hidden-number-problem/
Third Party Advisory
https://github.com/wolfSSL/wolfssl/commit/9b9568d500f31f964af26ba8d01e542e1f27e5ca
Patch
Third Party Advisory
https://www.wolfssl.com/wolfssh-and-rohnp/
Vendor Advisory