CVE-2021-28842

Null Pointer Deference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial os service by sending the POST request to apply_cgi via action do_graph_auth without login_name key.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/zyw-200/EQUAFL/blob/main/TRENDnet%20ticket.pdf	Third Party Advisory

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:trendnet:tew-755ap_firmware:1.11b03:*:*:*:*:*:*:*

cpe:2.3:h:trendnet:tew-755ap:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:trendnet:tew-755ap2kac_firmware:1.11b03:*:*:*:*:*:*:*

cpe:2.3:h:trendnet:tew-755ap2kac:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:trendnet:tew-821dap2kac_firmware:1.11b03:*:*:*:*:*:*:*

cpe:2.3:h:trendnet:tew-821dap2kac:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:trendnet:tew-825dap_firmware:1.11b03:*:*:*:*:*:*:*

cpe:2.3:h:trendnet:tew-825dap:-:*:*:*:*:*:*:*

Information

Published : 2021-08-10 12:15

Updated : 2021-08-16 13:36

NVD link : CVE-2021-28842

Mitre link : CVE-2021-28842

JSON object : View

CWE

CWE-476

NULL Pointer Dereference

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Products Affected

trendnet

tew-825dap
tew-755ap
tew-821dap2kac
tew-755ap2kac
tew-755ap2kac_firmware
tew-755ap_firmware
tew-821dap2kac_firmware
tew-825dap_firmware

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