CVE-2023-27989 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Zyxel	Lte7480-m804 Lte7480-m804 Firmware Lte7490-m904 Lte7490-m904 Firmware Nebula Nr7101 Nebula Nr7101 Firmware Nr7101 Nr7101 Firmware

Configuration 1 [-]

AND

cpe:2.3:o:zyxel:lte7480-m804_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:lte7480-m804:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:zyxel:lte7490-m904_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:lte7490-m904:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:zyxel:nr7101_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:nr7101:-:*:*:*:*:*:*:*

Configuration 4 [-]

AND

cpe:2.3:o:zyxel:nebula_nr7101_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:nebula_nr7101:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerability-in-4g-lte-and-5g-nr-outdoor-routers

History

Wed, 08 Jan 2025 18:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Zyxel

Published: 2023-06-05T11:02:54.929Z

Updated: 2025-01-08T17:19:22.830Z

Reserved: 2023-03-09T08:44:12.873Z

Link: CVE-2023-27989

Vulnrichment

Updated: 2024-08-02T12:23:30.829Z

NVD

Status : Modified

Published: 2023-06-05T12:15:09.360

Modified: 2024-11-21T07:53:53.053

Link: CVE-2023-27989

Redhat

No data.

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