---
cve: "CVE-2023-1667"
severity: "LOW"
cvss: 3.1
epss: "1.3%"
vendor: "n/a"
kev: false
exploited: false
published: "2023-05-26 18:15:10"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T00:04:27+02:00"
---

# CVE-2023-1667

> 3.1 LOW

## Beschreibung

A NULL pointer dereference was found In libssh during re-keying with algorithm guessing. This issue may allow an authenticated client to cause a denial of service.

## Referenzen

- <https://access.redhat.com/security/cve/CVE-2023-1667>
- <https://bugzilla.redhat.com/show_bug.cgi?id=2182199>
- <http://www.libssh.org/security/advisories/CVE-2023-1667.txt>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/27PD44ALQTZXX7K6JAM3BXBUHYA6DFFN/>
- <https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html>
- <https://security.gentoo.org/glsa/202312-05>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-1667) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_