Vulnerability Details CVE-2017-16616
An exploitable vulnerability exists in the YAML parsing functionality in the YAMLParser method in Interfaces.py in PyAnyAPI before 0.6.1. A YAML parser can execute arbitrary Python commands resulting in command execution because load is used where safe_load should have been used. An attacker can insert Python into loaded YAML to trigger this vulnerability.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.012
EPSS Ranking 78.0%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
- https://github.com/Stranger6667/pyanyapi/issues/41
- https://github.com/Stranger6667/pyanyapi/releases/tag/0.6.1
- https://joel-malwarebenchmark.github.io/blog/2017/11/08/cve-2017-16616-yamlparser-in-pyanyapi/
- https://pypi.python.org/pypi/pyanyapi/0.6.1
- https://github.com/Stranger6667/pyanyapi/issues/41
- https://github.com/Stranger6667/pyanyapi/releases/tag/0.6.1
- https://joel-malwarebenchmark.github.io/blog/2017/11/08/cve-2017-16616-yamlparser-in-pyanyapi/
- https://pypi.python.org/pypi/pyanyapi/0.6.1
Products affected by CVE-2017-16616
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.1
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.2
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.2.1
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.3
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.4
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.5
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.5.1
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.5.2
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.5.3
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.5.4
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.5.5
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.5.6
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.5.7
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.5.8
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cpe:2.3:a:pyanyapi_project:pyanyapi:0.6.0