Security readout for executives and security teams
Plain-English summary
This issue affects older Logstash CSV output handling. Crafted input could make exported CSV files contain malicious spreadsheet formulas, creating risk when someone opens those exports in spreadsheet software. The source bundle does not provide CVSS, CWE, active exploitation, or detailed vendor remediation text.
Executive priority
Prioritize where legacy Logstash CSV exports are opened by staff or shared downstream. The business risk is user-assisted compromise through malicious spreadsheet formulas, but urgency is hard to score from the provided evidence alone.
Technical view
Logstash versions before 2.1.2 are described as vulnerable when using CSV output. Engineered input can be written into CSV data as formulas. The available evidence identifies the version boundary and behavior but does not describe exploit prevalence, exact vulnerable code paths, or compensating controls.
Likely exposure
Exposure is likely limited to environments running Logstash before 2.1.2 that generate CSV output from attacker-influenced or untrusted data.
Exploitation context
The CVE is not listed as KEV in the provided bundle. No cited source here supports active exploitation or public weaponization.
Researcher notes
The source material is sparse: no CVSS vector, CWE, detailed advisory text, or exploit-status evidence is included. Analysis should stay scoped to CSV formula injection behavior in Logstash before 2.1.2.
Mitigation direction
- Upgrade Logstash to 2.1.2 or a supported later release where applicable.
- Review Elastic security guidance before choosing a remediation path.
- Restrict spreadsheet use of CSV exports sourced from untrusted data.
- Treat generated CSV files as potentially unsafe until reviewed.
Validation and detection
- Inventory Logstash versions and identify any instances older than 2.1.2.
- Check whether affected instances use the CSV output plugin.
- Determine whether CSV output includes attacker-controlled or externally supplied fields.
- Review operational handling of CSV exports, especially spreadsheet opening workflows.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2016-1000222 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.elastic.co/community/securityCVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.