CVE-2025-68381

6.5 mediumEPSS 0.5%

Medium (6.5) in elasticsearch packetbeat. EPSS 0.5% chance of exploitation in the next 30 days.

Improper Bounds Check (CWE-787) in Packetbeat can allow a remote unauthenticated attacker to exploit a Buffer Overflow (CAPEC-100) and reliably crash the application or cause significant resource exhaustion via a single crafted UDP packet with an invalid fragment sequence number.

Severity

CVSS 3.1

6.5 medium

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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 39% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2025-12-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

elasticsearch:packetbeat

References

https://discuss.elastic.co/t/packetbeat-8-19-9-9-1-9-and-9-2-3-security-update-esa-2025-30/384178

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