GO-2021-0088

vendorUSosv

Denial of service via ignored unknown fields in github.com/facebook/fbthrift

view advisory published 2021-04-14Licence: per source

Skip ignores unknown fields, rather than failing. A malicious user can craft small messages with unknown fields which can take significant resources to parse. If a server accepts messages from an untrusted user, it may be used as a denial of service vector.

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2019-3564UShigh7.5—
Go Facebook Thrift servers would not error upon receiving messages with containers of fields of unknown type. As a result, malicious clients could send short messages which would t…
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references

External citations — patches, advisories, analysis.

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