Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2022-43389

Severity CVSS v4.0:
Pending analysis
Type:
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Publication date:
11/01/2023
Last modified:
18/01/2023

Description

A buffer overflow vulnerability in the library of the web server in Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an unauthenticated attacker to execute some OS commands or to cause denial-of-service (DoS) conditions on a vulnerable device.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:zyxel:lte3202-m437_firmware:*:*:*:*:*:*:*:* 1.00\(abwf.1\)c0 (excluding)
cpe:2.3:h:zyxel:lte3202-m437:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:lte3316-m604_firmware:*:*:*:*:*:*:*:* 2.00\(abmp.6\)c0 (excluding)
cpe:2.3:h:zyxel:lte3316-m604:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:lte7480-m804_firmware:*:*:*:*:*:*:*:* 1.00\(abra.6\)c0 (excluding)
cpe:2.3:h:zyxel:lte7480-m804:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:lte7490-m904_firmware:*:*:*:*:*:*:*:* 1.00\(abqy.5\)c0 (excluding)
cpe:2.3:h:zyxel:lte7490-m904:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:nebula_fwa510_firmware:*:*:*:*:*:*:*:* 1.15\(acgd.3\)c0 (excluding)
cpe:2.3:h:zyxel:nebula_fwa510:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:nebula_fwa710_firmware:*:*:*:*:*:*:*:* 1.15\(acgc.3\)c0 (excluding)
cpe:2.3:h:zyxel:nebula_fwa710:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:nebula_nr7101_firmware:*:*:*:*:*:*:*:* 1.15\(accc.3\)c0 (excluding)
cpe:2.3:h:zyxel:nebula_nr7101:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:nr5103_firmware:*:*:*:*:*:*:*:* 4.19\(abyc.3\)c0 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools