CVE-2021-28841: Null Pointer Dereference
First published: Tue Aug 10 2021(Updated: )
Null Pointer Dereference vulnerability 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 of service by sending a POST request to apply_cgi via an action ping_test without a ping_ipaddr 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-2021-28841?
CVE-2021-28841 is a Null Pointer Dereference vulnerability in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 firmware versions.
How does CVE-2021-28841 impact the affected software?
CVE-2021-28841 could allow a remote malicious user to cause a denial of service by sending a POST request to apply_cgi via an action ping_test without a ping_ipaddr key.
What is the severity of CVE-2021-28841?
CVE-2021-28841 has a severity rating of 7.5 (High).
Which software versions are affected by CVE-2021-28841?
CVE-2021-28841 affects TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 firmware versions.
How can the CVE-2021-28841 vulnerability be mitigated?
To mitigate the CVE-2021-28841 vulnerability, users should update to the latest firmware version provided by TRENDnet.
- collector/nvd-index
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/weakness
- agent/author
- agent/last-modified-date
- agent/softwarecombine
- agent/tags
- agent/references
- agent/description
- agent/first-publish-date
- agent/event
- 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