---
cve: "CVE-2020-7458"
severity: "CRITICAL"
cvss: 9.8
epss: "68.4%"
vendor: "Generic Security"
kev: false
exploited: false
published: "2020-07-09 14:15:10"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-12T03:21:02+02:00"
---

# CVE-2020-7458

> 9.8 CRITICAL

## Beschreibung

In FreeBSD 12.1-STABLE before r362281, 11.4-STABLE before r362281, and 11.4-RELEASE before p1, long values in the user-controlled PATH environment variable cause posix_spawnp to write beyond the end of the heap allocated stack possibly leading to arbitrary code execution.

## CVSS-Vektor

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

| 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 | Hoch | bad |

## Referenzen

- <https://security.FreeBSD.org/advisories/FreeBSD-SA-20:18.posix_spawnp.asc>
- <https://security.netapp.com/advisory/ntap-20200724-0002/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2020-7458) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_