AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-45451

HIGH · CVSS 7.5 EPSS 0.92% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-12-21 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-45451
Severity
HIGH
CVSS
7.5
EPSS
0.92%
Oracle

Original NVD Description

In Mbed TLS before 3.1.0, psa_aead_generate_nonce allows policy bypass or oracle-based decryption when the output buffer is at memory locations accessible to an untrusted application.