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Case File

CVE-2024-27094

MEDIUM · CVSS 6.5 EPSS 0.76% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2024-03-21 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

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

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

CVE
CVE-2024-27094
Severity
MEDIUM
CVSS
6.5
EPSS
0.76%

Original NVD Description

OpenZeppelin Contracts is a library for secure smart contract development. The `Base64.encode` function encodes a `bytes` input by iterating over it in chunks of 3 bytes. When this input is not a multiple of 3, the last iteration may read parts of the memory that are beyond the input buffer. The vulnerability is fixed in 5.0.2 and 4.9.6.

Related CVEs

Other vulnerabilities affecting the same vendor(s)