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Fencer Vulns
critical 9.8

CVE-2018-11013 json

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 8 y ago modified 2026-06-17 4 mo 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

Summary

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.

Exploit prediction

6.32% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

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

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.