Path Traversal in Rasa
CVE-2021-41127
Rasa is an open source machine learning framework to automate text-and voice-based conversations. In affected versions a vulnerability exists in the functionality that loads a trained model `tar.gz` file which allows a malicious actor to craft a `model.tar.gz` file which can overwrite or replace bot files in the bot directory. The vulnerability is fixed in Rasa 2.8.10. For users unable to update ensure that users do not upload untrusted model files, and restrict CLI or API endpoint access where a malicious actor could target a deployed Rasa instance.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.007 (50.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H.
Affected products
- Rasa
- Rasahq Rasa — versions < 2.8.10
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-41127?
- CVE-2021-41127 is a high-severity vulnerability in Rasa, classified under Path Traversal. CVSS score: 7.3/10. Published 2021-10-21.
- How severe is CVE-2021-41127?
- High severity. CVSS v3 base score is 7.3 out of 10.