T05 · Unauthorized Access and Privilege Escalation
- Location
SKILL.md:443- Finding
Generic Administrator Execution Guidance Violates Least Privilege
- Content
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Vulnerability Details
File Location:
SKILL.md, lines 443, 461, and 482
Vulnerability Type: Unnecessary privilege escalation guidance
Risk Level: MediumRelevant code snippet (English rendering of the repeated table row):
text | Insufficient permissions | The current user lacks read/write permissions | Check file permissions and run as administrator |Technical Analysis
The Skill repeats a recommendation to run operations as an administrator whenever the current user lacks file read or write permissions. This is an unsafe generic remedy because batch video generation, media processing, and writing output files ordinarily do not require system-wide administrative privileges.
The document also instructs users to execute local programs such as
init_project.py,batch_generate.py, and retry commands. These scripts are not included in the audited package, so their implementation and trustworthiness cannot be verified. If users apply the administrator recommendation while executing an untrusted, replaced, or vulnerable script, that process receives permissions beyond those legitimately required for video processing.The issue is a violation of least privilege rather than an automatic privilege-escalation exploit: the Skill does not itself elevate privileges or bypass an operating-system access control. Exploitation depends on a user following the instruction and launching affected tooling in an elevated context.
Attack Path
- An attacker supplies, replaces, or modifies a referenced local script such as
batch_generate.pyorinit_project.py. - The script or selected output path produces a permission-denied error, either naturally or intentionally.
- The user follows the repeated troubleshooting guidance and reruns the relevant operation as an administrator.
- The attacker-controlled or vulnerable script executes with elevated operating-system permissions.
- The script can access o ...[truncated 842 chars]
- An attacker supplies, replaces, or modifies a referenced local script such as
- Remediation
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Remediation Suggestions
- Remove all three recommendations to run as an administrator from lines 443, 461, and 482.
- Replace them with least-privilege troubleshooting steps:
- Confirm that the input and output paths are correct.
- Use a working directory owned by the current user.
- Inspect ownership and permissions on only the affected file or directory.
- Grant the minimum required read or write permission to the current user.
- Avoid broad recursive permission changes and world-writable directories.
- Explicitly state that video generation and media processing scripts must not be run as root or administrator.
- If a separately reviewed installation action genuinely requires elevation, isolate it from normal rendering operations, document the exact privileged command, and explain why elevation is necessary.
- Package or identify the expected scripts with integrity information so users can verify them before execution.
- Recommend execution inside a sandbox, container, or restricted service account with access only to required media assets and output directories.
- Add a warning that permission errors must not be resolved by elevating unknown or user-supplied scripts.