CVE-2018-12438

Description

The Elliptic Curve Cryptography library (aka sunec or libsunec) 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.

Risk Information

Base Score

4.9

MODERATE

Vector

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N

EPSS Score

Exploitation Probability

0.08

Associated Vulnerability

Vulnerability	OS Platform
Multiple vulnerabilities affected in OpenSSL 1.1.0	Windows
Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2018-12438)	NCM

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234