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.
Conclusion & alert: CVE-2017-6200 is rated Exploit Available (58.8/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.29%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-11-21 | 0.58% | 0.29% | -0.29% |
| 2 | 2025-11-18 | 0.29% | 0.58% | +0.29% |
| 3 | 2025-11-09 | — | 0.29% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.5 | 3.0 | MEDIUM |
|
2.8 | 3.6 | [email protected] |
| 4.0 | 2.0 | MEDIUM |
|
8.0 | 2.9 | [email protected] |
| URL | Tags |
|---|---|
| https://devco.re/blog/2018/01/26/Sandstorm-Security-Review-CVE-2017-6200-en/ | Exploit Third Party Advisory |
| https://github.com/sandstorm-io/sandstorm/blob/v0.202/src/sandstorm/backup.c%2B%2B#L271 | Third Party Advisory |
| https://github.com/sandstorm-io/sandstorm/commit/4ea8df7403381d9b657b121b3c98d8081b27414d | Patch Third Party Advisory |
| https://github.com/sandstorm-io/sandstorm/commit/6e8572ea8bb56d0216bb1b410e5040edc051b120 | Patch Third Party Advisory |
| https://sandstorm.io/news/2017-03-02-security-review | Vendor Advisory |