VULNERABILITY INTELLIGENCE

CVE-2023-27989

CVSS score6.5 MEDIUM
EPSS probability1.02%
CISA KEVNot currently listed
Published2023-06-05
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

A buffer overflow vulnerability in the CGI program of the Zyxel NR7101 firmware versions prior to V1.00(ABUV.8)C0 could allow a remote authenticated attacker to cause denial of service (DoS) conditions by sending a crafted HTTP request to a vulnerable device.

Weakness classification

  • security@zyxel.com.tw: CWE-120
  • nvd@nist.gov: CWE-120

Primary references