by Kastro
Paper/Archive/CVE-2022-34747

CVE-2022-34747

Zyxel Zyxel NAS326 firmware — A format string vulnerability in Zyxel NAS326 firmware versions prior to V5.21(AAZF.12)C0 could allow an attacker to achieve unauthorized…

EPSS 2%CVSS 9.8
critical.is priorityof 100
45
CVSS 9.8 (NVD, CNA agree)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 78.3.783 × 2015.7No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

A format string vulnerability in Zyxel NAS326 firmware versions prior to V5.21(AAZF.12)C0 could allow an attacker to achieve unauthorized remote code execution via a crafted UDP packet.

Affected

ProductAffectedFixed inSource
Zyxel NAS326 firmware< V5.21(AAZF.12)C0–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Zyxel (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refzyxel.com/support/Zyxel-security-advisory-for-format-string-vulnerability-in-NAS.shtml