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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.

PUBLISHED Reserved 2025-12-16 | Published 2025-12-18 | Updated 2025-12-19 | Assigner elastic




MEDIUM: 6.5CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem types

CWE-1284 Improper Validation of Specified Quantity in Input

Product status

Default status
unaffected

7.0.0 (semver)
affected

8.0.0 (semver)
affected

9.0.0 (semver)
affected

9.2.0 (semver)
affected

References

discuss.elastic.co/...2-3-security-update-esa-2025-32/384180

cve.org (CVE-2025-68383)

nvd.nist.gov (CVE-2025-68383)

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Data based on CVE®. Copyright © 1999-2025, The MITRE Corporation. All rights reserved.