CVE-2019-11939 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://github.com/facebook/fbthrift/commit/483ed864d69f307e9e3b9dadec048216100c0757 https://www.facebook.com/security/advisories/cve-2019-11939

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5