Facebook
CVE-2021-24028
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
An invalid free in Thrift's table-based serialization can cause the application to crash or potentially result in code execution or other undesirable effects. This issue affects Facebook Thrift prior to v2021.02.22.00.
AnalysisAI
An invalid free in Thrift's table-based serialization can cause the application to crash or potentially result in code execution or other undesirable effects.02.22.00. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
Technical ContextAI
This vulnerability is classified under CWE-763. An invalid free in Thrift's table-based serialization can cause the application to crash or potentially result in code execution or other undesirable effects.02.22.00. Affected products include: Facebook Thrift.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
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Same weakness CWE-763 – Release of Invalid Pointer or Reference
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External POC / Exploit Code
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