Vulnerability · Published Dec 18, 2025 · Assigned by elastic
CVE-2025-68388
Medium 5.3
In plain English
A medium-severity resource allocation without limits in Packetbeat from Elastic. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.4%top 64.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Allocation of resources without limits or throttling (CWE-770) allows an unauthenticated remote attacker to cause excessive allocation (CAPEC-130) of memory and CPU via the integration of malicious IPv4 fragments, leading to a degradation in Packetbeat.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | github.com/elastic/beats | 8.19.9 | GHSA-fj69-23m4-ccvv |
| Go | github.com/elastic/beats | 9.1.9 | GHSA-fj69-23m4-ccvv |
| Go | github.com/elastic/beats | 9.2.3 | GHSA-fj69-23m4-ccvv |
| Go | github.com/elastic/beats | no fix listed | GO-2025-4253 |
| Go | github.com/elastic/beats/v7 | 7.0.0-alpha2.0.20251209162832-28cfc80d2f4e | GHSA-fj69-23m4-ccvv |
| Go | github.com/elastic/beats/v7 | 7.0.0-alpha2.0.20251209162832-28cfc80d2f4e | GO-2025-4253 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Elastic | Packetbeat | 8.6.0 – through 8.19.89.0.0 – through 9.1.89.2.0 – through 9.2.2 |
Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L