What’s Vulnerable › Vulnerabilities

CVE-2019-3564

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-05-06 · updated 2026-06-17
• Weakness: CWE-834

Description

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 take a long time for the server to parse, potentially leading to denial of service. This issue affects Facebook Thrift prior to v2019.03.04.00.

Affected products

• Facebook Thrift: before 2019.03.04.00 — fixed in 2019.03.04.00

How to fix

Upgrade to a fixed version: Facebook Thrift 2019.03.04.00. Check the vendor advisory for mitigations.

References

• https://github.com/facebook/fbthrift/commit/c461c1bd1a3e130b181aa9c854da3030cd4b5156
• https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E
• https://www.facebook.com/security/advisories/cve-2019-3564
• https://github.com/facebook/fbthrift/commit/c461c1bd1a3e130b181aa9c854da3030cd4b5156
• https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E
• https://www.facebook.com/security/advisories/cve-2019-3564

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