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CVE-2026-67248— A stack-based buffer overflow vulnerability was found in the File Explorer on the ADM

Quick assessment

Affected
ASUSTOR Inc. ADM
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ASUSTOR adm是中国ASUSTOR公司的一套NAS设备管理软件。 ASUSTOR ADM 4.1.0版本至4.3.3.RUN1版本和5.0.0版本至5.1.3.RI81版本存在缓冲区错误漏洞，该漏洞源于File Explorer组件中用户控制的输入未正确验证导致栈缓冲区溢出，可能导致经过身份验证的攻击者造成拒绝服务。

CVSS 8.7 · High EPSS 0.49% · P40

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
ASUSTOR Inc. ADM 5.0.0≤ 5.1.3.RI81 affected
4.1.0≤ 4.3.3.RUN1 affected
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I. Basic Information for CVE-2026-67248

Vulnerability Information
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Vulnerability Title
A stack-based buffer overflow vulnerability was found in the File Explorer on the ADM
Source: CVE Program / CVE List V5
Vulnerability Description
A stack-based buffer overflow vulnerability was found in the File Explorer on the ADM. The vulnerability occurs because user-controlled input is not properly validated before being decoded and copied into a fixed-size stack buffer. An authenticated attacker can exploit this issue to cause denial of service of the affected CGI process. Further impact may be possible depending on exploitability and runtime protections. Affected products and versions include: from ADM 4.1.0 through ADM 4.3.3.RUN1 as well as from ADM 5.0.0 through ADM 5.1.3.RI81.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
ASUSTOR ADM 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ASUSTOR adm是中国ASUSTOR公司的一套NAS设备管理软件。 ASUSTOR ADM 4.1.0版本至4.3.3.RUN1版本和5.0.0版本至5.1.3.RI81版本存在缓冲区错误漏洞，该漏洞源于File Explorer组件中用户控制的输入未正确验证导致栈缓冲区溢出，可能导致经过身份验证的攻击者造成拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
ASUSTOR Inc. ADM 5.0.0 ~ 5.1.3.RI81 -

II. Public POCs for CVE-2026-67248

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III. Intelligence Information for CVE-2026-67248

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Vendor Advisories for CVE-2026-67248 (1)

Same Patch Batch · ASUSTOR Inc. · 2026-07-30 · 8 CVEs total

CVE-2026-67244 8.6 HIGH A format string vulnerability was found in the Notification OAuth settings of ADM
CVE-2026-18186 7.1 HIGH A stored format string vulnerability was found in the FTP Backup on the ADM
CVE-2026-18188 7.1 HIGH A format string vulnerability was found in the Rsync Backup on the ADM
CVE-2026-18187 7.1 HIGH A format string vulnerability was found in the Internal Backup on the ADM
CVE-2026-67247 7.1 HIGH A path traversal vulnerability was found in the IHM Log handling of ADM
CVE-2026-67245 7.0 HIGH A path traversal vulnerability was found in the VPN Clients on the ADM
CVE-2026-67246 6.9 MEDIUM A path traversal vulnerability was found in the Wallpaper component of ADM

IV. Related Vulnerabilities

Same product: ADM
Same vendor: ASUSTOR Inc.
Same weakness: CWE-121

V. Comments for CVE-2026-67248

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