CVE-2025-68381: Packetbeat Improper Bounds Check

Published Dec 18, 2025
·
Updated

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.

Affected Software

5 affected components
Packetbeat
Elasticsearch Packetbeat>=7.0.0<=7.17.29
Elasticsearch Packetbeat>=8.0.0<8.19.9
Elasticsearch Packetbeat>=9.0.0<9.1.9
Elasticsearch Packetbeat>=9.2.0<9.2.3

Event History

Dec 18, 2025
CVE Published
via MITRE·09:51 PM
Data Sourced
via MITRE·09:51 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-68381?

CVE-2025-68381 has a high severity rating due to the potential for a remote unauthenticated attacker to exploit a buffer overflow.

2

How do I fix CVE-2025-68381?

To fix CVE-2025-68381, update Packetbeat to the latest version that includes the security patches addressing this vulnerability.

3

What does CVE-2025-68381 exploit in Packetbeat?

CVE-2025-68381 exploits an improper bounds check leading to a buffer overflow, allowing for crashes or resource exhaustion.

4

Who can exploit CVE-2025-68381?

CVE-2025-68381 can be exploited by a remote unauthenticated attacker using a specially crafted UDP packet.

5

What impact does CVE-2025-68381 have on systems using Packetbeat?

The impact of CVE-2025-68381 includes application crashes or significant resource exhaustion, potentially affecting system performance.

Contact

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info@secalerts.co
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