CVE-2021-34860
D-Link DAP-2020 webproc getpage Directory Traversal Information Disclosure Vulnerability
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of D-Link DAP-2020 1.01rc001 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the getpage parameter provided to the webproc endpoint. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of root. Was ZDI-CAN-12103.
Esta vulnerabilidad permite a atacantes adyacentes a la red revelar información confidencial en las instalaciones afectadas de los routers D-Link DAP-2020 versión 1.01rc001. No es requerida una autenticación para explotar esta vulnerabilidad. El fallo específico se presenta en el manejo del parámetro getpage proporcionado al extremo webproc. El problema resulta de una falta de comprobación apropiada de una ruta proporcionada por el usuario antes de usarla en operaciones de archivo. Un atacante puede aprovechar esta vulnerabilidad para revelar información en el contexto de root. Fue ZDI-CAN-12103
This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of D-Link DAP-2020 routers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the handling of the getpage parameter provided to the webproc endpoint. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of root.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2021-06-17 CVE Reserved
- 2021-08-18 CVE Published
- 2024-07-10 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CAPEC
References (2)
URL | Tag | Source |
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https://www.zerodayinitiative.com/advisories/ZDI-21-976 | Third Party Advisory |
URL | Date | SRC |
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URL | Date | SRC |
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https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10201 | 2023-04-26 |
URL | Date | SRC |
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Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Dlink Search vendor "Dlink" | Dap-2020 Firmware Search vendor "Dlink" for product "Dap-2020 Firmware" | <= 1.01 Search vendor "Dlink" for product "Dap-2020 Firmware" and version " <= 1.01" | - |
Affected
| in | Dlink Search vendor "Dlink" | Dap-2020 Search vendor "Dlink" for product "Dap-2020" | * | - |
Safe
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