HOMEVULNERABILITIESCVE-2024-4323
CRITICAL

CVE-2024-4323

CWE-122Published: May 20, 2024· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2024-4323 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

treasuredata1 product(s)
fluent bit
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/fluent/fluent-bit/commit/9311b43a258352797af40749ab31a63c32acfd04
PATCHhttps://tenable.com/security/research/tra-2024-17
PATCHhttps://github.com/fluent/fluent-bit/commit/9311b43a258352797af40749ab31a63c32acfd04
PATCHhttps://tenable.com/security/research/tra-2024-17
ADVISORYhttps://www.vicarius.io/vsociety/posts/linguistic-lumberjack-memory-corruption-in-fluent-bit-cve-2024-4323

All References (5)

→
https://github.com/fluent/fluent-bit/commit/9311b43a258352797af40749ab31a63c32acfd04Patch
→
https://tenable.com/security/research/tra-2024-17Patch · Third Party Advisory
→
https://github.com/fluent/fluent-bit/commit/9311b43a258352797af40749ab31a63c32acfd04Patch
→
https://tenable.com/security/research/tra-2024-17Patch · Third Party Advisory
→
https://www.vicarius.io/vsociety/posts/linguistic-lumberjack-memory-corruption-in-fluent-bit-cve-2024-4323Exploit · Third Party Advisory

Quick Facts

CVE IDCVE-2024-4323
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-122
CISA KEVNo
Affected1 vendor(s)
PublishedMay 20, 2024

Related CVEs (CWE-122)

CVE-2022-34819
10.0
CVE-2026-46752
10.0
CVE-2021-25387
10.0
CVE-2021-21940
10.0
CVE-2025-23123
10.0
CVE-2026-44050
9.9

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2024-4323 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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