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CVE-2019-11939

7.5 · HIGH

Golang Facebook Thrift servers would not error upon receiving messages declaring containers of sizes larger than the payload.

Published Mar 18, 2020CWE-770EPSS 1.56%

Overview

CVE-2019-11939 is a high-severity vulnerability. It was published on March 18, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Golang Facebook Thrift servers would not error upon receiving messages declaring containers of sizes larger than the payload. As a result, malicious clients could send short messages which would result in a large memory allocation, potentially leading to denial of service. This issue affects Facebook Thrift prior to v2020.03.16.00.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/facebook/fbthrift/commit/483ed864d69f307e9e3b9dadec048216100c0757Refwww.facebook.com/security/advisories/cve-2019-11939GitHubgithub.com/facebook/fbthrift/commit/483ed864d69f307e9e3b9dadec048216100c0757Refwww.facebook.com/security/advisories/cve-2019-11939

How CyberStrike helps

Frequently asked questions

What is CVE-2019-11939?

CVE-2019-11939 is a high-severity vulnerability. It was published on March 18, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2019-11939?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2019-11939?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2019-11939?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2019-11939 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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