CVE-2021-34860

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-34860
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.

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

3.3 /10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:A/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 6.5 / Impact : 2.9

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10201 Patch Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-976/ Third Party Advisory VDB Entry
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:dlink:dap-2020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dap-2020:*:*:*:*:*:*:*:*
History

26 Apr 2023, 19:27

Type Values Removed Values Added
CPE cpe:2.3:o:d-link:dap-2020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dap-2020:*:*:*:*:*:*:*:*		 cpe:2.3:h:dlink:dap-2020:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dap-2020_firmware:*:*:*:*:*:*:*:*

27 Oct 2021, 17:11

Type Values Removed Values Added
CPE cpe:2.3:o:d-link:dap-2020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dap-2020:*:*:*:*:*:*:*:*
References (N/A) https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10201 - (N/A) https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10201 - Patch, Vendor Advisory
References (N/A) https://www.zerodayinitiative.com/advisories/ZDI-21-976/ - (N/A) https://www.zerodayinitiative.com/advisories/ZDI-21-976/ - Third Party Advisory, VDB Entry
CVSS v2 : unknown
v3 : unknown 		v2 : 3.3
v3 : 6.5

25 Oct 2021, 18:15

Type Values Removed Values Added
Summary 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. 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.

25 Oct 2021, 17:19

Type Values Removed Values Added
New CVE
Information

Published : 2021-10-25 17:15

Updated : 2024-02-04 22:08

NVD link : CVE-2021-34860

Mitre link : CVE-2021-34860

CVE.ORG link : CVE-2021-34860

JSON object : View

Products Affected

dlink

  • dap-2020
  • dap-2020_firmware
CWE
CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')