Buffer overflow in D-link Dir-632
CVE-2025-6121
A vulnerability, which was classified as critical, has been found in D-Link DIR-632 FW103B08. Affected by this issue is the function get_pure_content of the component HTTP POST Request Handler. The manipulation of the argument Content-Leng…
Vulnerability class: Buffer Overflow
EPSS: 0.019 (77.0th percentile) — read the EPSS interpretation.
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.
Affected products
- D-link Dir-632 — versions FW103B08
- Dlink Dir-632
- Dlink Dir-632_firmware — versions 103b08
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (related, Exploit, Third Party Advisory)
- cna@vuldb.com (Exploit, Third Party Advisory, exploit)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2025-6121?
- CVE-2025-6121 is a critical-severity vulnerability in D-link Dir-632, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2025-06-16.
- How severe is CVE-2025-6121?
- Critical severity. CVSS v3 base score is 9.8 out of 10.