CVE-2021-46879 - CVE House
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Status published Unknown CVE-2021-46879

An issue was discovered in Treasure Data Fluent Bit 1.7.1,...

Vulnerability Description

An issue was discovered in Treasure Data Fluent Bit 1.7.1, a wrong variable is used to get the msgpack data resulting in a heap overflow in flb_msgpack_gelf_value_ext. An attacker can craft a malicious file and tick the victim to open the file with the software, triggering a heap overflow and execute arbitrary code on the target system.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

treasuredata

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Affected Software

fluent bit
Vulnerable Versions:
1.7.1

Timeline

Official Publish: April 11th, 2023
Last Modified: February 11th, 2025
Added to House: July 21st, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.