CVE-2023-46672
Logstash Insertion of Sensitive Information into Log File
An issue was identified by Elastic whereby sensitive information is recorded in Logstash logs under specific circumstances.
The prerequisites for the manifestation of this issue are:
-
Logstash is configured to log in JSON format https://www.elastic.co/guide/en/logstash/current/running-logstash-command-line.html , which is not the default logging format.
-
Sensitive data is stored in the Logstash keystore and referenced as a variable in Logstash configuration.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Logstash Insertion of Sensitive Information into Log File
An issue was identified by Elastic whereby sensitive information is recorded in Logstash logs under specific circumstances.
The prerequisites for the manifestation of this issue are:
-
Logstash is configured to log in JSON format https://www.elastic.co/guide/en/logstash/current/running-logstash-command-line.html , which is not the default logging format.
-
Sensitive data is stored in the Logstash keystore and referenced as a variable in Logstash configuration.
- Record
CVE-2023-46672- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N - Weakness
- CWE-532
- Updated
- 2026-11-02
EUVDEUVD-2023-50863
An issue was identified by Elastic whereby sensitive information is recorded in Logstash logs under specific circumstances.
The prerequisites for the manifestation of this issue are:
-
Logstash is configured to log in JSON format https://www.elastic.co/guide/en/logstash/current/running-logstash-command-line.html , which is not the default logging format.
-
Sensitive data is stored in the Logstash keystore and referenced as a variable in Logstash configuration.
- Record
EUVD-2023-50863- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-r6fg-prgw-3ff5
An issue was identified by Elastic whereby sensitive information is recorded in Logstash logs...
An issue was identified by Elastic whereby sensitive information is recorded in Logstash logs under specific circumstances.
The prerequisites for the manifestation of this issue are:
-
Logstash is configured to log in JSON format https://www.elastic.co/guide/en/logstash/current/running-logstash-command-line.html , which is not the default logging format.
-
Sensitive data is stored in the Logstash keystore and referenced as a variable in Logstash configuration.
- Record
GHSA-r6fg-prgw-3ff5- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N - Weakness
- CWE-532
- Updated
- 2026-11-02
NVD
An issue was identified by Elastic whereby sensitive information is recorded in Logstash logs under specific circumstances.
The prerequisites for the manifestation of this issue are:
-
Logstash is configured to log in JSON format https://www.elastic.co/guide/en/logstash/current/running-logstash-command-line.html , which is not the default logging format.
-
Sensitive data is stored in the Logstash keystore and referenced as a variable in Logstash configuration.
- Record
CVE-2023-46672- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-532
- Updated
- 2026-11-02
OSV
Logstash Insertion of Sensitive Information into Log File
An issue was identified by Elastic whereby sensitive information is recorded in Logstash logs under specific circumstances.
The prerequisites for the manifestation of this issue are:
-
Logstash is configured to log in JSON format https://www.elastic.co/guide/en/logstash/current/running-logstash-command-line.html , which is not the default logging format.
-
Sensitive data is stored in the Logstash keystore and referenced as a variable in Logstash configuration.
- Record
CVE-2023-46672- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N - Weakness
- CWE-532
- Updated
- 2026-11-02
OSVBIT-logstash-2023-46672 No score
Logstash Insertion of Sensitive Information into Log File
An issue was identified by Elastic whereby sensitive information is recorded in Logstash logs under specific circumstances.
The prerequisites for the manifestation of this issue are:
-
Logstash is configured to log in JSON format https://www.elastic.co/guide/en/logstash/current/running-logstash-command-line.html , which is not the default logging format.
-
Sensitive data is stored in the Logstash keystore and referenced as a variable in Logstash configuration.
- Record
BIT-logstash-2023-46672- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
logstashBitnami |
7.12.1 up to 7.12.2, 8.10.0 up to 8.11.1 | 7.12.28.11.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-46672 is a high vulnerability (CVSS 8.4) in Elastic Logstash, published November 15, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 27th percentile. Fixed in logstash 7.12.2.
References
discuss.elastic.co/t/logstash-8-11-1-security-update-esa-2023-26/347191
elastic.co/community/security
security.netapp.com/advisory/ntap-20240125-0002
nvd.nist.gov/vuln/detail/CVE-2023-46672
github.com/advisories/GHSA-r6fg-prgw-3ff5