CVE-2023-47163

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.08%
Third-Party Advisory jvn.jp
Affected: Remarshal-project Remarshal
Published at:
Updated at:

References

Link Tags
https://github.com/remarshal-project/remarshal/releases/tag/v0.17.1 release notes
https://github.com/remarshal-project/remarshal/commit/fd6ac799a02f533c3fc243b49cdd6d21aa7ee494 patch
https://jvn.jp/en/jp/JVN86156389/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2023-47163?
CVE-2023-47163 has been scored as a high severity vulnerability.
How to fix CVE-2023-47163?
To fix CVE-2023-47163, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-47163 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-47163 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-47163?
CVE-2023-47163 affects Remarshal-project Remarshal.
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