# CVE-2018-16670: CIRCONTROL CirCarLife - Information Disclosure

> Live exploitation tracking for CVE-2018-16670 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-2018-16670

## Key facts

- **Exploitation phase:** Limited Exploitation. The vulnerability is known but shows very limited attacker interest or exploitation activity.
- **CVSS score:** 5.3
- **Public exploit available:** Yes
- **Affected products:** CIRCONTROL CirCarLife
- **Weaknesses:** CWE-287 (Improper Authentication)
- **Tags:** web_application

## Description

An issue was discovered in CIRCONTROL CirCarLife before 4.3. There is PLC status disclosure due to lack of authentication for /html/devstat.html.

## CrowdSec analysis

[CVE-2018-16670](https://euvd.enisa.europa.eu/vulnerability/CVE-2018-16670) is an information disclosure vulnerability in CIRCONTROL CirCarLife that allows unauthorized access to PLC status information due to missing authentication controls.

CrowdSec has been tracking this vulnerability and its exploits since 1st of June 2025.

According to CrowdSec data, while opportunistic exploitation dominates, a portion of threat actors trying to exploit CVE-2018-16670 apply basic targeting methods such as port or service detection. This indicates emerging patterns of selective targeting.
CrowdSec data also reveals a clear uptick in attacks involving CVE-2018-16670 over the past week. Activity is above the usual baseline, suggesting growing attention from attackers. This may reflect rising awareness, recent exploit releases, or expanded targeting efforts.

Exploitation activity is centered around requests to URLs containing `/services/user/values.xml`.

## Timeline

- 2018-09-18: CVE Published. CVE-2018-16670 is published to NVD.
- 2025-06-01: Rule Released. CrowdSec releases a rule to detect CVE-2018-16670 exploitation attempts against the CrowdSec Network.
- 2025-06-06: CrowdSec First Seen. CrowdSec observes in-the-wild exploitation of CVE-2018-16670 for the first time.

## References

- https://github.com/SadFud/Exploits/tree/master/Real%20World/Suites/cir-pwn-life
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2018/CVE-2018-16670.yaml
- https://www.exploit-db.com/exploits/45384/

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2018-16670) follows observed exploitation activity for CVE-2018-16670. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.