---
cve: "CVE-2022-43705"
severity: "CRITICAL"
cvss: 9.1
epss: "42%"
vendor: "n/a"
kev: false
exploited: false
published: "2022-11-27 04:15:10"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-17T04:32:59+02:00"
---

# CVE-2022-43705

> 9.1 CRITICAL · 🧪 PoC

## Beschreibung

In Botan before 2.19.3, it is possible to forge OCSP responses due to a certificate verification error. This issue was introduced in Botan 1.11.34 (November 2016).

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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 | Keine | good |
| A Verfügbarkeit | Hoch | bad |

## Patch verfügbar (OSV)

- 15dc32f12d05e99a267f0fc47d88b678b71b8b05 (Commit)

## Referenzen

- <https://github.com/randombit/botan/releases/tag/2.19.3>
- <https://github.com/randombit/botan/security/advisories/GHSA-4v9w-qvcq-6q7w>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2022-43705) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_