# CVE-2023-46805: Ivanti ICS - Authentication Bypass

> Live exploitation tracking for CVE-2023-46805 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-2023-46805

## Key facts

- **Exploitation phase:** Background Noise. Continuous low-level scanning or exploitation attempts are observed, mostly opportunistic and automated.
- **CVSS score:** 8.2
- **Public exploit available:** Yes
- **Affected products:** Ivanti ICS
- **Weaknesses:** CWE-287 (Improper Authentication)
- **Tags:** firewall, enterprise_software

## Description

An authentication bypass vulnerability in the web component of Ivanti ICS 9.x, 22.x and Ivanti Policy Secure allows a remote attacker to access restricted resources by bypassing control checks.

## CrowdSec analysis

[CVE-2023-46805](https://euvd.enisa.europa.eu/vulnerability/CVE-2023-46805) is an authentication bypass vulnerability impacting Ivanti web-based solutions, where attackers can gain unauthorized access to restricted resources by evading standard control checks.

CrowdSec has been tracking this vulnerability and its exploits since 18th of January 2024.

CrowdSec network data shows that most actors exploiting CVE-2023-46805 rely on broad, untargeted scans with minimal filtering. The activity is largely automated and opportunistic in nature.
Telemetry from the CrowdSec network also shows that exploitation activity for CVE-2023-46805 remains steady week-over-week. Attack volumes are consistent with long-term trends, indicating sustained interest from threat actors. CVE-2023-46805 continues to be an active part of the threat landscape and will likely remain this way for the forseeable future.

Observed attacks typically involve requests targeting URL paths with traversal sequences such as `/api/v1/totp/user-backup-code/../../` or `/api/v1/cav/client/status/../../`.

## Timeline

- 2024-01-10: CISA KEV. CVE-2023-46805 is added to the Known Exploited Vulnerabilities catalog by CISA.
- 2024-01-12: CVE Published. CVE-2023-46805 is published to NVD.
- 2024-01-18: Rule Released. CrowdSec releases a rule to detect CVE-2023-46805 exploitation attempts against the CrowdSec Network.
- 2024-01-22: 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).
- 2024-11-26: CrowdSec First Seen. CrowdSec observes in-the-wild exploitation of CVE-2023-46805 for the first time.

## References

- https://forums.ivanti.com/s/article/CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-46805.yaml

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2023-46805) follows observed exploitation activity for CVE-2023-46805. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.