Vulnerability Monitor

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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.

Published

2023-06-05T12:15:09.360

Last Modified

2024-11-21T07:53:53.053

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

Weaknesses

Type: Secondary
CWE-120
Type: Primary
CWE-120

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	zyxel	lte7480-m804_firmware	≤ 1.00\(abra.6\)c0	Yes
Hardware	zyxel	lte7480-m804	-	No
Operating System	zyxel	lte7490-m904_firmware	≤ 1.00\(abqy.5\)c0	Yes
Hardware	zyxel	lte7490-m904	-	No
Operating System	zyxel	nr7101_firmware	≤ 1.00\(abuv.7\)c0	Yes
Hardware	zyxel	nr7101	-	No
Operating System	zyxel	nebula_nr7101_firmware	≤ 1.15\(accc.3\)c0	Yes
Hardware	zyxel	nebula_nr7101	-	No

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 ([email protected])
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 (af854a3a-2127-422b-91ae-364da2661108)