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cve[email protected]CVE-2021-34860
HistoryOct 25, 2021 - 5:15 p.m.

CVE-2021-34860

2021-10-2517:15:08
CWE-22
web.nvd.nist.gov
23
vulnerability
d-link
dap-2020
disclosure
sensitive information
authentication bypass
file operations
zdi-can-12103
nvd

3.3 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

0.004 Low

EPSS

Percentile

72.6%

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.

Affected configurations

Vulners
NVD
Node
d-linkdap_2253Range1.01

CNA Affected

[
  {
    "product": "DAP-2020",
    "vendor": "D-Link",
    "versions": [
      {
        "status": "affected",
        "version": "1.01rc001"
      }
    ]
  }
]

3.3 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

0.004 Low

EPSS

Percentile

72.6%

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