CVE-2025-68383

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.

CVSS Metrics

• v3.1•MEDIUM•Score: 6.5CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Trends

Current EPSS score: 0.19%• Percentile: 9%

Techniques & Countermeasures

• CWE-1284•Improper Validation of Specified Quantity in Input

  The product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties.

Affected Systems

• chainguard•agentbeat

  < 0

• chainguard•agentbeat-fips

  < 0

• chainguard•apm-server-7.17

  all

• chainguard•apm-server-8.17

  all

• chainguard•apm-server-8.18

  all

• chainguard•apm-server-8.19

  < 8.19.11-r0

• chainguard•apm-server-9.0

  all

• chainguard•apm-server-9.1

  all

• chainguard•apm-server-9.2

  < 9.2.3-r1

• chainguard•apm-server-9.2-compat

  < 9.2.3-r1

• chainguard•apm-server-fips-7.17

  all

• chainguard•apm-server-fips-8.17

  all

• chainguard•apm-server-fips-8.18

  all

• chainguard•apm-server-fips-8.19

  < 8.19.11-r0

• chainguard•apm-server-fips-9.0

  all

• chainguard•apm-server-fips-9.1

  all

• chainguard•apm-server-fips-9.2

  < 9.2.3-r1

• chainguard•apm-server-fips-9.2-compat

  < 9.2.3-r1

• chainguard•auditbeat-7

  all

• chainguard•auditbeat-8.17

  all

• chainguard•auditbeat-8.18

  all

• chainguard•auditbeat-8.19

  < 0

• chainguard•auditbeat-8.19-oci-entrypoint

  < 0

• chainguard•auditbeat-9.0

  all

• chainguard•auditbeat-9.1

  < 0

• chainguard•auditbeat-9.1-oci-entrypoint

  < 0

• chainguard•auditbeat-9.2

  < 0

• chainguard•auditbeat-9.2-oci-entrypoint

  < 0

• chainguard•auditbeat-9.3

  < 0

• chainguard•auditbeat-9.4

  < 9.4.2-r2

• chainguard•auditbeat-fips-7

  all

• chainguard•auditbeat-fips-8.17

  all

• chainguard•auditbeat-fips-8.18

  all

• chainguard•auditbeat-fips-8.19

  < 0

• chainguard•auditbeat-fips-9.0

  all

• chainguard•auditbeat-fips-9.1

  < 0

• chainguard•auditbeat-fips-9.2

  < 0

• chainguard•auditbeat-fips-9.3

  < 0

• chainguard•auditbeat-fips-9.4

  < 9.4.1-r4

• chainguard•auditbeat-fips-9.5

  all | < 0

• chainguard•beats-8.19

  < 0

• chainguard•beats-9.1

  < 0

• chainguard•beats-9.2

  < 0

• chainguard•beats-fips-8.19

  < 0

• chainguard•beats-fips-9.1

  < 0

• chainguard•beats-fips-9.2

  < 0

• chainguard•cloudbeat-8.17

  all

• chainguard•cloudbeat-8.18

  all

• chainguard•cloudbeat-8.19

  < 8.19.12-r0

• chainguard•cloudbeat-9.0

  all

Showing first 50 affected entries in server-rendered view.

References (7)

• https://discuss.elastic.co/t/filebeat-8-19-9-9-1-9-and-9-2-3-security-update-esa-2025-32/384180
• https://nvd.nist.gov/vuln/detail/CVE-2025-68383
• https://github.com/elastic/beats/commit/27a168fb1c598d4a16748e9a7382bc0d197335a5
• https://github.com/elastic/beats/commit/2f971a057eea68e057b47829950cd8c26805df30
• https://github.com/elastic/beats/commit/339fa3f887a14c91e0c955b50a3b8819393bd632
• https://github.com/elastic/elasticsearch
• https://github.com/advisories/GHSA-2mj3-6grc-px38