CVE-2024-4323

A memory corruption vulnerability in Fluent Bit versions 2.0.7 thru 3.0.3. This issue lies in the embedded http server’s parsing of trace requests and may result in denial of service conditions, information disclosure, or remote code execution.

CVSS v3.1

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

CVSS v3.1

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

EPSS

28.31% chance of exploitation in the next 30 days, 98th percentile

Published

2024-05-20

Updated

2024-08-19

Proof-of-concept exploits (4)

• https://www.vicarius.io/vsociety/posts/linguistic-lumberjack-memory-corruption-in-fluent-…
• d0rb/CVE-2024-43231★ · 2024-05-21
• skilfoy/CVE-2024-4323-Exploit-POC15★ · 2024-05-20
• yuansec/CVE-2024-4323-dos_poc0★ · 2024-05-22

References

• CVE Record
• NVD entry

Related

• CVE-2021-34527
• CVE-2021-3773
• CVE-2023-26469
• CVE-2023-2916
• CVE-2023-30943
• CVE-2023-33242