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Case File

CVE-2023-3824

CRITICAL · CVSS 9.4 EPSS 21.13% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-08-11 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.4. Public exploit code or proof-of-concept references have been detected in its references. Its EPSS score suggests a 21.1% probability of exploitation in the next 30 days.

Public Exploit Signal

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

GitHub PoC Links

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

CVE
CVE-2023-3824
Severity
CRITICAL
CVSS
9.4
EPSS
21.13%

Original NVD Description

In PHP version 8.0.* before 8.0.30,  8.1.* before 8.1.22, and 8.2.* before 8.2.8, when loading phar file, while reading PHAR directory entries, insufficient length checking may lead to a stack buffer overflow, leading potentially to memory corruption or RCE.

Related CVEs

Other vulnerabilities affecting the same vendor(s)