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Vulnerability record · CVE-2018-11013 · published 13 May 2018

CVE-2018-11013: D-link dir-816 a2 firmware out-of-bounds write vulnerability

D Link · Dir 816 A2 Firmware

Stack-based buffer overflow in the websRedirect function in GoAhead on D-Link DIR-816 A2 (CN) routers with firmware version 1.10B05 allows unauthenticated remote attackers to execute arbitrary code via a request with a long HTTP Host header.

9.8 CVSS 3.0 Critical EPSS 6.4% · top 6.5% CWE-787 · Out-of-bounds write
9.8CVSS 3.0 base score, v2 10.0
6.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in the websRedirect function in GoAhead on D-Link DIR-816 A2 (CN) routers with firmware version 1.10B05 allows unauthenticated remote attackers to execute arbitrary code via a request with a long HTTP Host header.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://0x3f97.github.io/exploit/2018/05/13/D-Link-DIR-816-A2-CN-router-stack-based-buffer-overflow/ ExploitThird Party Advisory
https://0x3f97.github.io/exploit/2018/05/13/D-Link-DIR-816-A2-CN-router-stack-based-buffer-overflow/ ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-11013), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.