# CVE-2018-6530: D-Link - RCE

> Live exploitation tracking for CVE-2018-6530 by the CrowdSec Live Exploit Tracker, built from real-world attack data crowdsourced from CrowdSec's global network.

Page: https://tracker.crowdsec.net/cves/CVE-2018-6530

## Key facts

- **Exploitation phase:** Background Noise. Continuous low-level scanning or exploitation attempts are observed, mostly opportunistic and automated.
- **CVSS score:** 9.8
- **Public exploit available:** Yes
- **Affected products:** D-Link DIR-880L, D-Link DIR-868L, D-Link Dir-865l, D-Link DIR-860L
- **Weaknesses:** CWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection'))
- **Tags:** firewall

## 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.

## CrowdSec analysis

[CVE-2018-6530](https://euvd.enisa.europa.eu/vulnerability/CVE-2018-6530) is a critical OS command injection vulnerability affecting specific D-Link routers through the misuse of parameters in the device's SOAP CGI interface, potentially allowing remote code execution.

CrowdSec has been tracking this vulnerability and its exploits since 28th of June 2024.

CrowdSec network data shows that most actors exploiting CVE-2018-6530 rely on broad, untargeted scans with minimal filtering. The activity is largely automated and opportunistic in nature.
Additionally, according to week-over-week analysis by CrowdSec, exploitation of CVE-2018-6530 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2018-6530 is currently experiencing high visibility and active exploitation across the internet.

Exploitation attempts focus on requests to URLs containing `/soap.cgi?service=` and include suspicious payloads with special characters.

## Timeline

- 2018-03-06: CVE Published. CVE-2018-6530 is published to NVD.
- 2022-09-08: CISA KEV. CVE-2018-6530 is added to the Known Exploited Vulnerabilities catalog by CISA.
- 2022-09-29: CISA Remediation Deadline. Expiration of the CISA remediation deadline as described in [BOD 22-01](https://www.cisa.gov/news-events/directives/bod-22-01-reducing-significant-risk-known-exploited-vulnerabilities).
- 2024-06-28: Rule Released. CrowdSec releases a rule to detect CVE-2018-6530 exploitation attempts against the CrowdSec Network.
- 2024-11-23: CrowdSec First Seen. CrowdSec observes in-the-wild exploitation of CVE-2018-6530 for the first time.

## References

- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2018/CVE-2018-6530.yaml

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2018-6530) follows observed exploitation activity for CVE-2018-6530. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.