CVE-2017-6200 — Sandstorm before build 0
Sandstorm before build 0.203 allows remote attackers to read any specified file under /etc or /run via the sandbox backup function. The root cause is that the findFilesToZip function doesn't filter Line Feed (\n) characters in a directory name.
Published
2018-02-06T16:00:00.000Z
Last modified
2024-08-05T15:25:49.028Z
01What is this vulnerability?
Sandstorm before build 0.203 allows remote attackers to read any specified file under /etc or /run via the sandbox backup function. The root cause is that the findFilesToZip function doesn't filter Line Feed (\n) characters in a directory name.
02Affected products
| Vendor | Product | Versions |
|---|
| n | a / n/a | n/a |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2018-02-06T16:00:00.000Z
- Last modified: 2024-08-05T15:25:49.028Z
09References
- github.com — https://github.com/sandstorm-io/sandstorm/commit/4ea8df7403381d9b657b121b3c98d80…
- github.com — https://github.com/sandstorm-io/sandstorm/commit/6e8572ea8bb56d0216bb1b410e5040e…
- github.com — https://github.com/sandstorm-io/sandstorm/blob/v0.202/src/sandstorm/backup.c%2B%…
- sandstorm.io — https://sandstorm.io/news/2017-03-02-security-review
- devco.re — https://devco.re/blog/2018/01/26/Sandstorm-Security-Review-CVE-2017-6200-en/
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