Privileged reverse shell via executable sandbox shell
Published Apr 10, 2025 · Updated Apr 10, 2025
Code injection in 1Panel-dev MaxKB 1.10.3-lts and earlier allows remote authenticated users to create a reverse shell through the function library. The _exec_sandbox path ran submitted Python through su while /bin/sh remained executable by the sandbox group, allowing the code to invoke a shell and connect it outward. Function-library privileges and execution of the submitted function are required; successful exploitation grants a shell as the restricted sandbox account.
Summary
What happened
Code injection in 1Panel-dev MaxKB 1.10.3-lts and earlier allows remote authenticated users to create a reverse shell through the function library. The _exec_sandbox path ran submitted Python through su while /bin/sh remained executable by the sandbox group, allowing the code to invoke a shell and connect it outward. Function-library privileges and execution of the submitted function are required; successful exploitation grants a shell as the restricted sandbox account.
The record
- CVE
- CVE-2025-32383
- Published
- Apr 10, 2025
- Updated
- Apr 10, 2025
- Vendor
- KubeOperator
- Product
- MaxKB
- Classifications
- CWE-94, T1059.006
- Attack vector
- network
- Privileges
- admin
Timeline
How it unfolded
- Apr 10, 2025CVE publishedPublication date reported by the CVE source.
- Apr 10, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=< 1.10.4-lts
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- MaxKB function-library reverse-shell proof of conceptproof of concept · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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