CVE-2018-18748 — Sandboxie 5

Sandboxie 5.26 allows a Sandbox Escape via an "import os" statement, followed by os.system("cmd") or os.system("powershell"), within a .py file. NOTE: the vendor disputes this issue because the observed behavior is consistent with the product's

01What is this vulnerability?

Sandboxie 5.26 allows a Sandbox Escape via an "import os" statement, followed by os.system("cmd") or os.system("powershell"), within a .py file. NOTE: the vendor disputes this issue because the observed behavior is consistent with the product's intended functionality

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: 2018-10-28T03:00:00.000Z
• Last modified: 2024-11-14T20:26:24.240Z

09References

• github.com — https://github.com/sandboxescape/Sandboxie-5.26-Sandbox-Escape-Exploit/blob/2632…