YAML Go package vulnerable to denial of service
Due to unbounded alias chasing, a maliciously crafted YAML file can cause the system to consume significant system resources. If parsing user input, this may be used as a denial of service vector.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-4235US | medium5.5 | — | ||
Due to unbounded alias chasing, a maliciously crafted YAML file can cause the system to consume significant system resources. If parsing user input, this may be used as a denial of… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/go-yaml/yamlPACKAGE
- https://github.com/go-yaml/yaml/commit/bb4e33bf68bf89cad44d386192cbed201f35b241WEB
- https://github.com/go-yaml/yaml/pull/375WEB
- https://lists.debian.org/debian-lts-announce/2023/07/msg00001.htmlWEB
- https://nvd.nist.gov/vuln/detail/CVE-2021-4235ADVISORY
- https://pkg.go.dev/vuln/GO-2021-0061WEB
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