CVE-2022-25596

ASUS RT-AC86U - Heap-based buffer overflow

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Published Apr 7, 2022 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed

Description

ASUS RT-AC56U’s configuration function has a heap-based buffer overflow vulnerability due to insufficient validation for the decryption parameter length, which allows an unauthenticated LAN attacker to execute arbitrary code, perform arbitrary operations and disrupt service.

Affected Products

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

Vendor Product Default status Versions

ASUS

RT-AC86U

affected

Version	Status	Constraints
`3.0.0.4.386.45956`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:asus:rt-ac86u_firmware:3.0.0.4.386.45956:*:*:*:*:*:*:*

cpe:2.3:h:asus:rt-ac86u:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Update ASUS RT-AC86U firmware version to 3.0.0.4_386_46092

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2022-30257	ASUS RT-AC56U’s configuration function has a heap-based buffer overflow vulnerability due to insufficient validation for the decryption parameter length, which allows an unauthenticated LAN attacker to execute arbitrary code, perform arbitrary operations and disrupt service.

Metrics

No CVSS v4.0

Attack Vector Adjacent 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

Access Vector Adjacent Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.541% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html

History

No history.

Subscriptions

Asus Rt-ac86u Rt-ac86u Firmware

Weaknesses

CWE-787

Sources

CVE record Updated: Sep 17, 2024, 12:46 AM

Status: PUBLISHED
Assigner: twcert
Published: Apr 7, 2022, 6:22 PM
Updated: Sep 17, 2024, 12:46 AM
Reserved: Feb 21, 2022, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:33 AM

Status: Modified
Published: Apr 7, 2022, 7:15 PM
Modified: Jun 17, 2026, 4:33 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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