# CVE-2023-6258

## Summary

- **CVE ID:** CVE-2023-6258
- **Severity:** HIGH
- **CVSS Score:** 8.1 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-1300
- **Published:** Jan 30, 2024
- **Last Modified:** Mar 13, 2026

## Description

A security vulnerability has been identified in the pkcs11-provider, which is associated with Public-Key Cryptography Standards (PKCS#11). If exploited successfully, this vulnerability could result in a Bleichenbacher-like security flaw, potentially enabling a side-channel attack on PKCS#1 1.5 decryption.

## Affected Products

- n/a — pkcs11-provider (0.2)

## References

- [CNA](https://bugzilla.redhat.com/show_bug.cgi?id=2251062)
- [CNA](https://github.com/latchset/pkcs11-provider/pull/308)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.10%
- **EPSS Percentile:** 28.2

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._