NULL pointer dereference in Dlink Dap-2310
CVE-2021-28838
Null pointer dereference vulnerability in D-Link DAP-2310 2,10RC039, DAP-2330 1.10RC036 BETA, DAP-2360 2.10RC055, DAP-2553 3.10rc039 BETA, DAP-2660 1.15rc131b, DAP-2690 3.20RC115 BETA, DAP-2695 1.20RC093, DAP-3320 1.05RC027 BETA and DAP-3662 1.05rc069 in the sbin/httpd binary. The crash happens at the `atoi' operation when a specific network package are sent to the httpd binary.
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: 0.022 (82.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.dlink.com/en/security-bulletin/ (Vendor Advisory)
- github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve.pdf (Exploit, Third Party Advisory)
- github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve2.pdf (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-28838?
- CVE-2021-28838 is a high-severity vulnerability in Dlink Dap-2310, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2021-08-10.
- How severe is CVE-2021-28838?
- High severity. CVSS v3 base score is 7.5 out of 10.