Stack-based buffer overflow in the websRedirect function in GoAhead on D-Link DIR-816 A2 (CN) routers with firmware version 1.10B05 allows…

published 2018-05-13 8y ago modified 2026-06-17 4mo ago also EUVD-2018-3062

cvss: 9.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 6.3%; EPSS 6.3% chance of exploitation in 30 days, percentile 93%
public exploits: 0; none known

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.

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Exploit prediction

6.32% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

0x3f97.github.io https://0x3f97.github.io/exploit/2018/05/13/D-Link-DIR-816-A2-CN-router-stack-based-buffer-overflow/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	9.8	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	10.0	AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness

CWE-787 Out-of-bounds Write

References

0x3f97.github.io /exploit/2018/05/13/D-Link-DIR-816-A2-CN-router-stack-based-buffer-overflow/
exploit, third-party-advisory

Sources

CVE List CVE-2018-11013
NVD CVE-2018-11013

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