NULL pointer dereference in Trendnet Tew-755ap
CVE-2021-28843
Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 by sending the POST request to apply_cgi with an unknown action name.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.010 (60.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Trendnet Tew-755ap
- Trendnet Tew-755ap2kac
- Trendnet Tew-755ap2kac Firmware — versions 1.11b03
- Trendnet Tew-755ap Firmware — versions 1.11b03
- Trendnet Tew-821dap2kac
- Trendnet Tew-821dap2kac Firmware — versions 1.11b03
- Trendnet Tew-825dap
- Trendnet Tew-825dap Firmware — versions 1.11b03
Weakness classification (CWE)
References
- github.com/zyw-200/EQUAFL/blob/main/TRENDnet ticket.pdf (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-28843?
- CVE-2021-28843 is a high-severity vulnerability in Trendnet Tew-755ap, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2021-08-10.
- How severe is CVE-2021-28843?
- High severity. CVSS v3 base score is 7.5 out of 10.