CVE-2023-27989

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-27989
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.

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerability-in-4g-lte-and-5g-nr-outdoor-routers Patch Third Party Advisory
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerability-in-4g-lte-and-5g-nr-outdoor-routers Patch Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:zyxel:lte7480-m804_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:lte7480-m804:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:zyxel:lte7490-m904_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:lte7490-m904:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:zyxel:nr7101_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:nr7101:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:zyxel:nebula_nr7101_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:nebula_nr7101:-:*:*:*:*:*:*:*
History

21 Nov 2024, 07:53

Type Values Removed Values Added
References () https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerability-in-4g-lte-and-5g-nr-outdoor-routers - Patch, Third Party Advisory () https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerability-in-4g-lte-and-5g-nr-outdoor-routers - Patch, Third Party Advisory

12 Jun 2023, 16:50

Type Values Removed Values Added
References (MISC) https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerability-in-4g-lte-and-5g-nr-outdoor-routers - (MISC) https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerability-in-4g-lte-and-5g-nr-outdoor-routers - Patch, Third Party Advisory
First Time Zyxel lte7490-m904 Firmware
Zyxel lte7480-m804
Zyxel lte7490-m904
Zyxel nr7101
Zyxel nebula Nr7101 Firmware
Zyxel nr7101 Firmware
Zyxel
Zyxel nebula Nr7101
Zyxel lte7480-m804 Firmware
CWE CWE-120
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 6.5
CPE cpe:2.3:o:zyxel:nebula_nr7101_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:lte7480-m804:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:nr7101:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:lte7490-m904_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:nebula_nr7101:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:lte7490-m904:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:lte7480-m804_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:nr7101_firmware:*:*:*:*:*:*:*:*

05 Jun 2023, 13:02

Type Values Removed Values Added
New CVE
Information

Published : 2023-06-05 12:15

Updated : 2024-11-21 07:53

NVD link : CVE-2023-27989

Mitre link : CVE-2023-27989

CVE.ORG link : CVE-2023-27989

JSON object : View

Products Affected

zyxel

  • lte7490-m904
  • lte7490-m904_firmware
  • nr7101
  • nebula_nr7101
  • lte7480-m804
  • nr7101_firmware
  • lte7480-m804_firmware
  • nebula_nr7101_firmware
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')