CVE-2016-1000221 json
Logstash Logs Sensitive Information
published 9y ago modified 4mo ago also GHSA-vcmm-ppqx-95ch , EUVD-2022-5343
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.8%
- EPSS 1.8% chance of exploitation in 30 days, percentile 78%
- public exploits
- 0
- none known
Summary
Logstash prior to version 2.3.4, Elasticsearch Output plugin would log to file HTTP authorization headers which could contain sensitive information.
Patch / fix
Is CVE-2016-1000221 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
1.78% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
| GitHub | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| rubygems | logstash-core | <2.3.4 |
2.3.4 |
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
-
github.com
/elastic/logstash/commit/0999050144adad7f4d99d43e561c2882fd7c512b
web
-
elastic.co
/community/security
web, vendor-advisory
-
securityfocus.com
/bid/99126
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2016-1000221
advisory
-
github.com
/elastic/logstash
package
-
web.archive.org
/web/20210124065200/http://www.securityfocus.com/bid/99126
web
Sources
- CVE List CVE-2016-1000221
- GitHub Advisory GHSA-vcmm-ppqx-95ch
- NVD CVE-2016-1000221
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.