# CVE-2023-33629: H3C MagicR300 - RCE

> Live exploitation tracking for CVE-2023-33629 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-2023-33629

## Key facts

- **Exploitation phase:** Limited Exploitation. The vulnerability is known but shows very limited attacker interest or exploitation activity.
- **CVSS score:** 7.2
- **Public exploit available:** Yes
- **Affected products:** H3C Magic R300
- **Weaknesses:** CWE-120 (Buffer Copy without Checking Size of Input ('Classic Buffer Overflow'))
- **Tags:** iot

## Description

H3C Magic R300 version R300-2100MV100R004 was discovered to contain a stack overflow via the DeltriggerList interface at /goform/aspForm.

## CrowdSec analysis

[CVE-2023-33629](https://euvd.enisa.europa.eu/vulnerability/CVE-2023-33629) is a vulnerability in the H3C Magic R300 device, involving a stack overflow condition through the DeltriggerList interface.

CrowdSec has been tracking this vulnerability and its exploits since 12th of May 2025.

Insights from the CrowdSec network reveal that the attackers trying to exploit CVE-2023-33629 are composed of a fairly even mix of opportunistic and targeted actors. Some attackers employ preliminary reconnaissance, while others use indiscriminate scanning.
CrowdSec data also reveals a clear uptick in attacks involving CVE-2023-33629 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 attempts focus on requests to URLs containing `/goform/aspform`.

## Timeline

- 2023-05-31: CVE Published. CVE-2023-33629 is published to NVD.
- 2025-05-12: Rule Released. CrowdSec releases a rule to detect CVE-2023-33629 exploitation attempts against the CrowdSec Network.
- 2025-05-12: CrowdSec First Seen. CrowdSec observes in-the-wild exploitation of CVE-2023-33629 for the first time.

## References

- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-33629.yaml

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2023-33629) follows observed exploitation activity for CVE-2023-33629. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.