CVE-2021-28842: Null Pointer Dereference
First published: Tue Aug 10 2021(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Trendnet Tew-755ap Firmware | =1.11b03 | |
| TRENDnet TEW-755AP | ||
| Trendnet Tew-755ap2kac Firmware | =1.11b03 | |
| Trendnet Tew-755ap2kac | ||
| Trendnet Tew-821dap2kac Firmware | =1.11b03 | |
| Trendnet Tew-821dap2kac | ||
| Trendnet Tew-825dap Firmware | =1.11b03 | |
| Trendnet Tew-825dap |
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Frequently Asked Questions
What is CVE-2021-28842?
CVE-2021-28842 is a Null Pointer Deference vulnerability that exists in TRENDnet TEW-755AP, TEW-755AP2KAC, TEW-821DAP2KAC, and TEW-825DAP firmware versions 1.11B03.
How does CVE-2021-28842 impact the affected software?
CVE-2021-28842 could allow a remote malicious user to cause a denial of service by sending a POST request to apply_cgi via action do_graph_auth without the login_name key.
What is the severity of CVE-2021-28842?
CVE-2021-28842 has a severity value of 7.5, which is considered high.
How can I fix CVE-2021-28842?
To fix CVE-2021-28842, users should update their TRENDnet TEW-755AP, TEW-755AP2KAC, TEW-821DAP2KAC, and TEW-825DAP firmware to version 1.11B04 or later.
Where can I find more information about CVE-2021-28842?
More information about CVE-2021-28842 can be found at the following reference: [link](https://github.com/zyw-200/EQUAFL/blob/main/TRENDnet%20ticket.pdf).
- collector/nvd-index
- agent/weakness
- agent/references
- agent/author
- agent/severity
- agent/type
- agent/event
- agent/description
- agent/first-publish-date
- agent/softwarecombine
- agent/last-modified-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/trendnet
- canonical/trendnet tew-755ap firmware
- version/trendnet tew-755ap firmware/1.11b03
- canonical/trendnet tew-755ap
- canonical/trendnet tew-755ap2kac firmware
- version/trendnet tew-755ap2kac firmware/1.11b03
- canonical/trendnet tew-755ap2kac
- canonical/trendnet tew-821dap2kac firmware
- version/trendnet tew-821dap2kac firmware/1.11b03
- canonical/trendnet tew-821dap2kac
- canonical/trendnet tew-825dap firmware
- version/trendnet tew-825dap firmware/1.11b03
- canonical/trendnet tew-825dap