Web server crash via unchecked request parameter
Published Jan 27, 2025 · Updated Jul 5, 2026
Stack-based buffer overflow in the Edimax BR-6476AC 1.06 management interface allows attackers to crash its web server via a crafted request. The /goform/fromSetLanDhcpsClientbinding handler processes one input parameter without boundary checks, producing a SIGSEGV when the web interface handles an oversized value. Adjacent-network access requires no authentication, and absent anti-CSRF protection also permits remote triggering by a crafted page; the public evidence demonstrates only a crash, not command execution.
Summary
What happened
Stack-based buffer overflow in the Edimax BR-6476AC 1.06 management interface allows attackers to crash its web server via a crafted request. The /goform/fromSetLanDhcpsClientbinding handler processes one input parameter without boundary checks, producing a SIGSEGV when the web interface handles an oversized value. Adjacent-network access requires no authentication, and absent anti-CSRF protection also permits remote triggering by a crafted page; the public evidence demonstrates only a crash, not command execution.
The record
- CVE
- CVE-2024-48416
- Published
- Jan 27, 2025
- Updated
- Jul 5, 2026
- Vendor
- Unknown vendor
- Product
- Unknown product
- Classifications
- CWE-120, T1190
- Attack vector
- adjacent
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jan 27, 2025CVE publishedPublication date reported by the CVE source.
- Jul 5, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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What is affected?
Affected products and versions are unavailable in this record.
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- BR-6476AC stack-buffer-overflow crash proof of conceptproof of concept · demonstrated
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Technologies
Your stack
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Your stack
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