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CVE-2025-34248— D-Link Nuclias Connect < v1.3.1.4 Directory Traversal to Arbitrary File Deletion

Quick assessment

Affected
D-Link Nuclias Connect
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.

D-Link Nuclias Connect是中国友讯（D-Link）公司的一套无线网络集中管理系统。 D-Link Nuclias Connect 1.3.1.4之前版本存在安全漏洞，该漏洞源于对deleteBackupList参数清理不当，可能导致目录遍历攻击，影响系统完整性和可用性。

AI Predicted 6.5 Difficulty: Easy EPSS 0.61% · P46

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery

Affected Version Matrix 1

VendorProduct Version RangeStatus
D-Link Nuclias Connect < 1.3.1.4 affected
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I. Basic Information for CVE-2025-34248

Vulnerability Information
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Vulnerability Title
D-Link Nuclias Connect < v1.3.1.4 Directory Traversal to Arbitrary File Deletion
Source: CVE Program / CVE List V5
Vulnerability Description
D-Link Nuclias Connect firmware versions < 1.3.1.4 contain a directory traversal vulnerability within /api/web/dnc/global/database/deleteBackup due to improper sanitization of the deleteBackupList parameter. This can allow an authenticated attacker to delete arbitrary files impacting the integrity and availability of the system.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link Nuclias Connect 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link Nuclias Connect是中国友讯（D-Link）公司的一套无线网络集中管理系统。 D-Link Nuclias Connect 1.3.1.4之前版本存在安全漏洞，该漏洞源于对deleteBackupList参数清理不当，可能导致目录遍历攻击，影响系统完整性和可用性。
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
D-Link Nuclias Connect 0 ~ 1.3.1.4 -

II. Public POCs for CVE-2025-34248

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III. Intelligence Information for CVE-2025-34248

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Vendor Advisories for CVE-2025-34248 (2)

IV. Related Vulnerabilities

Same product: Nuclias Connect
Same vendor: D-Link
Same weakness: CWE-22

V. Comments for CVE-2025-34248

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