Buffer overflow in D-Link Dap-1620
CVE-2025-2620
A vulnerability has been found in D-Link DAP-1620 1.03 and classified as critical. This vulnerability affects the function mod_graph_auth_uri_handler of the file /storage of the component Authentication Handler. The manipulation leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.087 (95.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.087 · newest: 0.087 · change: 0.000
Affected products
- D-Link Dap-1620 — versions 1.03
- Dlink Dap-1620
- Dlink Dap-1620 Firmware — versions 1.03
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- witty-maiasaura-083.notion.site/D-link-DAP-1620-mod_graph_auth_uri_handler-Vuln… (Exploit, Third Party Advisory, exploit)
- www.dlink.com/ (Product, product)
Frequently asked questions
- What is CVE-2025-2620?
- CVE-2025-2620 is a critical-severity vulnerability in D-Link Dap-1620, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2025-03-22.
- How severe is CVE-2025-2620?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2025-2620 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.