CVE-2022-34747 - Vulnerability Details - OpenCVE

Description

A format string vulnerability in Zyxel NAS326 firmware versions prior to V5.21(AAZF.12)C0 could allow an attacker to achieve unauthorized remote code execution via a crafted UDP packet.

Published: 2022-09-06

Score: 9.8 Critical

EPSS: 2.8% Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Zyxel

Zyxel NAS326 firmware

affected

Version	Status	Constraints
`< V5.21(AAZF.12)C0`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:nas326:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2022-37696	A format string vulnerability in Zyxel NAS326 firmware versions prior to V5.21(AAZF.12)C0 could allow an attacker to achieve unauthorized remote code execution via a crafted UDP packet.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.02782.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.zyxel.com/support/Zyxel-security-advisory-for-format-string-vulnerability-in-NAS.shtml

History

No history.

Subscriptions

Zyxel Nas326 Nas326 Firmware

MITRE

Status: PUBLISHED

Assigner: Zyxel

Published: 2022-09-06T01:20:10.000Z

Updated: 2024-08-03T09:22:09.239Z

Reserved: 2022-06-28T00:00:00.000Z

Link: CVE-2022-34747

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-09-06T02:15:07.517

Modified: 2024-11-21T07:10:06.647

Link: CVE-2022-34747

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-134

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