---
cve: "CVE-2023-3824"
severity: "CRITICAL"
cvss: 9.4
epss: "21.1%"
vendor: "PHP Group"
kev: false
exploited: false
published: "2023-08-11 06:15:10"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-06T17:44:21+02:00"
---

# CVE-2023-3824

> 9.4 CRITICAL · 🧪 PoC

## Beschreibung

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.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Gering | warn |

## Patch verfügbar (OSV)

- 8213daa932be1c2ae04726233e4e56e5df63980e (Commit)
- 5ffbd1ad43d2a98cd1fd91e2b20672fac30cd4c0 (Commit)

## Referenzen

- <https://github.com/php/php-src/security/advisories/GHSA-jqcx-ccgc-xwhv>
- <https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7NBF77WN6DTVTY2RE73IGPYD6M4PIAWA/>
- <https://security.netapp.com/advisory/ntap-20230825-0001/>
- <https://lists.debian.org/debian-lts-announce/2023/09/msg00002.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-3824) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_