---
cve: "CVE-2020-1979"
severity: "HIGH"
cvss: 8.1
epss: "1%"
vendor: "Palo Alto Networks"
kev: false
exploited: false
published: "2020-03-11 19:15:13"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-11-07T17:59:25+01:00"
---

# CVE-2020-1979

> 8.1 HIGH

## Beschreibung

A format string vulnerability in the PAN-OS log daemon (logd) on Panorama allows a network based attacker with knowledge of registered firewall devices and access to Panorama management interfaces to execute arbitrary code, bypassing the restricted shell and escalating privileges. This issue affects only PAN-OS 8.1 versions earlier than PAN-OS 8.1.13 on Panorama. This issue does not affect PAN-OS 7.1, PAN-OS 9.0, or later PAN-OS versions.

## CNA-Record (Kanon, cvelistV5)

- CNA: **palo_alto**
- State: PUBLISHED
- Stand: 2024-09-17 00:10:53
- CNA-CVSS: **8.1** (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H`)

## CVSS-Vektor

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

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

## Schwachstellen-Klasse

- **CWE-134** — Use of Externally-Controlled Format String
  The product uses a function that accepts a format string as an argument, but the format string originates from an external source.

## Angriffsmuster (CAPEC)

- [CAPEC-67 — String Format Overflow in syslog()](https://capec.mitre.org/data/definitions/67.html) _(Severity: Very High)_
- [CAPEC-135 — Format String Injection](https://capec.mitre.org/data/definitions/135.html) _(Severity: High)_

## Referenzen

- <https://security.paloaltonetworks.com/CVE-2020-1979>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2020-1979/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_