CVE-2026-7247 Details
Description
A vulnerability has been found in D-Link DI-8100 16.07.26A1. Affected by this issue is the function file_exten_asp of the file file_exten.asp of the component File Extension Handler. The manipulation of the argument Name leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.
A stack-based buffer overflow vulnerability has been identified in the D-Link DI-8100 router running firmware version 16.07.26A1. The issue arises in the 'file_exten.asp' CGI script, specifically within the 'file_exten_asp' function. The vulnerability is triggered when the 'name' parameter is manipulated with an excessively long string during file extension configuration operations. This flaw allows authenticated attackers to execute arbitrary code on the device, potentially leading to complete compromise, a denial-of-service condition, or lateral movement within the network.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 28, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/draw-ctf/report/blob/main/DI-8100/file_exten_asp_overflow.md | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/submit/802868 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/359856 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/359856/cti | [email protected] | Permissions RequiredVDB Entry |
| https://www.dlink.com/ | [email protected] | Product |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| dlink di-8100 firmware | 16.07.26a1 |
CPE
Remediation
| |
| dlink di-8100 | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 30, 2026 | Initial Analysis | [email protected] |
| Apr 28, 2026 | New CVE Received | [email protected] |