Vulnerability Description
Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service (DoS) condition.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Remarshal Project | Remarshal | < 0.17.1 |
Related Weaknesses (CWE)
References
- https://github.com/remarshal-project/remarshal/commit/fd6ac799a02f533c3fc243b49cPatch
- https://github.com/remarshal-project/remarshal/releases/tag/v0.17.1Release Notes
- https://jvn.jp/en/jp/JVN86156389/Third Party Advisory
- https://github.com/remarshal-project/remarshal/commit/fd6ac799a02f533c3fc243b49cPatch
- https://github.com/remarshal-project/remarshal/releases/tag/v0.17.1Release Notes
- https://jvn.jp/en/jp/JVN86156389/Third Party Advisory
FAQ
What is CVE-2023-47163?
CVE-2023-47163 is a vulnerability with a CVSS score of 7.5 (HIGH). Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service (DoS) condition.
How severe is CVE-2023-47163?
CVE-2023-47163 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-47163?
Check the references section above for vendor advisories and patch information. Affected products include: Remarshal Project Remarshal.