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CVE-2025-68383

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CVE-2025-68383

Published: Dec 18, 2025

Modified: Dec 19, 2025

PUBLISHED

CVSS v3.1

6.5

MEDIUM

Description

Improper Validation of Specified Index, Position, or Offset in Input (CWE-1285) in Filebeat Syslog parser and the Libbeat Dissect processor can allow a user to trigger a Buffer Overflow (CAPEC-100) and cause a denial of service (panic/crash) of the Filebeat process via either a malformed Syslog message or a malicious tokenizer pattern in the Dissect configuration.

VendorProductVersions

Elastic

Filebeat

affected
7.0.0 - <= 7.17.29
affected
8.0.0 - <= 8.19.8
affected
9.0.0 - <= 9.1.8
affected
9.2.0 - <= 9.2.2

Weaknesses (CWE)

CWE-1284

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

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