GitHub Advisory DatabaseGHSA-GW7G-QR8W-3448Remarshal expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
18.8%
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.
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| remarshal_project | remarshal | * | cpe:2.3:a:remarshal_project:remarshal:*:*:*:*:*:*:*:* |
References
github.com/advisories/GHSA-gw7g-qr8w-3448
github.com/pypa/advisory-database/tree/main/vulns/remarshal/PYSEC-2023-236.yaml
github.com/remarshal-project/remarshal/commit/fd6ac799a02f533c3fc243b49cdd6d21aa7ee494
github.com/remarshal-project/remarshal/releases/tag/v0.17.1
jvn.jp/en/jp/JVN86156389/
nvd.nist.gov/vuln/detail/CVE-2023-47163
Related
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
18.8%