Full Report
2025-06-17 • Trend Micro • Ahmed Mohamed Ibrahim, Aliakbar Zahravi, Shubham Singh, Sunil Bharti • elf.flodrix Open article on Malpedia
Analysis Summary
# Vulnerability: Critical Langflow Flaw Leading to Flodrix Botnet Deployment
## CVE Details
- CVE ID: CVE-2025-3248
- CVSS Score: 9.8 (Critical)
- CWE: Likely related to Injection or Unsafe Deserialization (Inferred from active exploitation context)
## Affected Systems
- Products: Langflow
- Versions: Not explicitly listed in the provided context, but the vulnerability affects prior versions before patching.
- Configurations: Susceptible instances are those running vulnerable versions of Langflow.
## Vulnerability Description
A critical security flaw exists in Langflow that is actively being exploited in the wild to deploy the Flodrix botnet. The nature of the flaw (implied by the exploitation outcome) likely involves the ability to execute arbitrary code or deploy hostile payloads due to insecure handling of inputs or components within the Langflow application.
## Exploitation
- Status: Actively exploited in the wild (Used to deliver the Flodrix Botnet)
- Complexity: Inferred to be Low/Medium given active large-scale exploitation.
- Attack Vector: Initial vector not specified, but likely remote network access given botnet deployment.
## Impact
- Confidentiality: High (Implied, as malware deployment often leads to data exfiltration)
- Integrity: High (Implied, as an attacker can gain control and modify system state)
- Availability: High (Implied, as botnet implants impact resource availability)
## Remediation
### Patches
- Patch information is not detailed in the provided snippet; refer to the full Trend Micro advisory for specific patched versions.
### Workarounds
- Workarounds are not specified in the provided snippet. General mitigation for unpatched systems should include aggressively restricting network access to Langflow instances until patched.
## Detection
- Indicators of Compromise (IOCs) include successful deployment of the Flodrix Botnet components.
- Detection methods should focus on monitoring for anomalous resource usage or outbound communication patterns indicative of botnet activity originating from Langflow hosts.
## References
- Vendor advisories: Trend Micro Research (Direct article link provided in context)
- Relevant links: trendmicro_com/en_us/research/25/f/langflow-vulnerability-flodric-botnet-html