Unauthenticated root command execution via chained injection
Published Aug 8, 2025 · Updated Apr 7, 2026
OS command injection in WAN Emulator 2.3 allows remote attackers to execute arbitrary commands through the pc POST parameter. The result.php script passes unsanitized pc input to shell_exec(), and the SUID-root dosu binary interprets its first argument as a command. No authentication or user interaction is required; chaining the web flaw with dosu changes execution from www-data to root.
Summary
What happened
OS command injection in WAN Emulator 2.3 allows remote attackers to execute arbitrary commands through the pc POST parameter. The result.php script passes unsanitized pc input to shell_exec(), and the SUID-root dosu binary interprets its first argument as a command. No authentication or user interaction is required; chaining the web flaw with dosu changes execution from www-data to root.
The record
- CVE
- CVE-2012-10041
- Published
- Aug 8, 2025
- Updated
- Apr 7, 2026
- Vendor
- Unknown vendor
- Product
- Unknown product
- Classifications
- CWE-78, CAPEC-88, T1068, T1190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Aug 8, 2025CVE publishedPublication date reported by the CVE source.
- Apr 7, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
What conditions does exploitation require?
What is affected?
Affected products and versions are unavailable in this record.
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
- Metasploit WAN Emulator v2.3 Command Execution modulefunctional · demonstrated
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Technologies
Your stack
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Your stack
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