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TI-2022-09186 Aliases CVE-2022-25596GHSA-39fr-rq99-f592

ASUS RT-AC86U - Heap-based buffer overflow

Priority LOW 39CWE-787Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

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.

Why it matters now

EPSS 0.00541 45th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
ASUSRT-AC86U3.0.0.4.386.45956—No fix listedCNA
  • RT-AC86U VendorASUS Affected 3.0.0.4.386.45956 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:asus:rt-ac86u_firmware:3.0.0.4.386.45956:*:*:*:*:*:*:*3.0.0.4.386.45956VulnerableASUS
cpe:2.3:h:asus:rt-ac86u:-:*:*:*:*:*:*:*not specified by NVDRunning onASUS
  • cpe:2.3:o:asus:rt-ac86u_firmware:3.0.0.4.386.45956:*:*:*:*:*:*:* Versions 3.0.0.4.386.45956 Vulnerable ·ASUS
  • cpe:2.3:h:asus:rt-ac86u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-25596
  2. 2026-10-03 Alias added: GHSA-39fr-rq99-f592

References

Advisory 1

  • TI-2023-17556 ASUS RT-AX56U V2 & RT-AC86U - Format String -1 CVSS 3.1HIGH 7.2
  • TI-2023-17557 ASUS RT-AX56U V2 & RT-AC86U - Format String - 2 CVSS 3.1CRITICAL 9.8
  • TI-2021-02220 In ASUS RT-AX3000, ZenWiFi AX (XT8), RT-AX88U, and other ASUS routers with firmware <… CVSS 3.1HIGH 7.5
  • TI-2018-06370 ASUS RT-AC51U, RT-AC58U, RT-AC66U, RT-AC1750, RT-ACRH13, and RT-N12 D1 routers with… CVSS 3.0CRITICAL 9.8
  • TI-2018-06731 Main_Analysis_Content.asp in /apply.cgi on ASUS RT-AC66U, RT-AC68U, RT-AC86U, RT-AC88U… CVSS 3.0CRITICAL 9.8
  • TI-2023-20391 ASUS RT-AC86U - Command injection vulnerability - 5 CVSS 3.1HIGH 8.8
See all 18 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences