CVE-2018-17880

highpriority · track · 31OT risk · elevatedEPSS 0.016 · 75 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.58% (75th) EPSS

CVSS 7.8 · high

Is it mine?

2 products

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-26

On D-Link DIR-823G 2018-09-19 devices, the GoAhead configuration allows /HNAP1 RunReboot commands without authentication to trigger a reboot.

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.8

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 10 · impact 6.9

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.06.9mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

The CWE weakness classes this flaw belongs to.

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
d-link dir-823g firmwareall versionsnvdUScpe:2.3:o:d-link:dir-823g_firmware:*:*:*:*:*:*:*:*

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2018-10-03modified 2026-06-17

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-67277US	high8.2OT critical	1.56% (75th)	KEV	2026-09-05
RouterOS accepts a "related" btest connection before the corresponding primary session has completed authentication. An unauthenticated client can use this state to start an IPv4 U…
CVE-2026-81578US	critical9.8OT critical	83.7% (100th)	KEV	2026-08-28
An improper access control vulnerability exists in the web management interface of PaperCut MF and PaperCut NG. Under specific conditions, unauthenticated remote requests targeting…
CVE-2026-72529US	—OT critical	1.46% (73rd)	KEV	2026-08-19
A remote unauthorized attacker with network access via port 4307/TCP to the TrueConf server versions 5.3.X to 5.3.9, 5.4.X to 5.4.9, 5.5.X to 5.5.5, and earlier could execute an ar…
CVE-2026-56164US	critical9.8OT critical	1.01% (63rd)	KEV	2026-07-14
Missing authentication for critical function in Microsoft Office SharePoint allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-59822US	high8.2OT critical	0.84% (57th)	KEV	2026-07-08
LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. Prior to 1.84.0, LiteLLM's MCP Streamable HTTP endpoint allowed an unauthenticated attacker to…

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.