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CVE-2018-6530

D-Link Multiple Routers OS Command Injection

9.8 CRITICALActively exploited (CISA KEV)Used in ransomwarePublic exploitEPSS 96.7%
  1. Published6 Mar 2018
  2. Added to CISA KEV8 Sept 2022
  3. Remediation due29 Sept 2022
Actively exploited (CISA KEV)

Multiple D-Link routers contain an unspecified vulnerability that allows for execution of OS commands.

Added to KEV: 8 Sept 2022Federal remediation due: 29 Sept 2022Used in ransomware

Description

OS command injection vulnerability in soap.cgi (soapcgi_main in cgibin) in D-Link DIR-880L DIR-880L_REVA_FIRMWARE_PATCH_1.08B04 and previous versions, DIR-868L DIR868LA1_FW112b04 and previous versions, DIR-65L DIR-865L_REVA_FIRMWARE_PATCH_1.08.B01 and previous versions, and DIR-860L DIR860LA1_FW110b04 and previous versions allows remote attackers to execute arbitrary OS commands via the service parameter.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

D-Link Dir-860l Firmware≤ 1.10b04
D-Link Dir-865l Firmware≤ 1.08b01
D-Link Dir-868l Firmware≤ 1.12b04
D-Link Dir-880l Firmware≤ 1.08b04

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2018-6530 being actively exploited?

Yes. CVE-2018-6530 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 8 Sept 2022. It has been used in ransomware campaigns.

How severe is CVE-2018-6530?

CVE-2018-6530 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 96.7% probability of exploitation.

Which products are affected by CVE-2018-6530?

Affected products include D-Link Dir-860l Firmware, D-Link Dir-865l Firmware, D-Link Dir-868l Firmware, D-Link Dir-880l Firmware.

How do I fix CVE-2018-6530?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2018-6530 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.