CVE-2025-68381 | BDVDB-2026-307016 Detail

ElasticPacketbeat

Description#

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.

Impact#

CAPEC-100 Overflow Buffers

Weaknesses#

CWE-787 Out-of-bounds Write

References#

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

Exploit#

No public exploit known

History#

Version 12025-12-18Record published in the CVE List.

Published

Published: 2025-12-18
Last modified: 2025-12-18

Vendor information

Vendor: Elastic
Product: Packetbeat

All Elastic vulnerabilities

Score

6.5 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 40.0.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 7.0.0 and <= 7.17.29
Fixed
Not stated
Vulnerable
>= 8.0.0 and <= 8.19.8
Fixed
Not stated
Vulnerable
>= 9.0.0 and <= 9.1.8
Fixed
Not stated
Vulnerable
>= 9.2.0 and <= 9.2.2
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.5 Medium

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

Metric breakdown
Attack Vector	Adjacent
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).