CVE-2017-1000208: Deserialization of Untrusted Data in swagger-parser
Summary
CVE-2017-1000208: Deserialization of Untrusted Data in swagger-parser. Affects io.swagger:swagger-codegen versions < 2.2.2. Fixed in 2.2.2. How to fix ↓
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Background
The package under scrutiny is swagger-parser, a library used for parsing and manipulating OpenAPI specifications. It provides functionality to generate and validate code based on these specifications. The vulnerability affects versions up to 1.0.30 of swagger-parser and versions up to 2.2.2 of swagger-codegen. The vulnerability arises from a flaw in the yaml parsing functionality, which allows arbitrary code execution when parsing a maliciously crafted yaml OpenAPI specification.
Vulnerability Detail
The vulnerability allows an attacker to execute arbitrary code by providing a specially crafted yaml OpenAPI specification. When this malicious specification is parsed using the 'generate' or 'validate' command in swagger-codegen, the code execution occurs. This can lead to severe consequences, including unauthorized access, data manipulation, or even complete system compromise. The vulnerability has a CVSS score of 8.8, indicating a high severity level.
How To Fix
Minimum fixed version
2.2.2
This is the first release that contains the fix.
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Workaround
There is no known workaround for this vulnerability. It is crucial to update the affected packages to the fixed versions as soon as possible.
Conclusion
In conclusion, the vulnerability in swagger-parser allows for arbitrary code execution when parsing a malicious yaml OpenAPI specification. It is crucial to update the affected packages to the fixed versions to mitigate the risk. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The vulnerability allows an attacker to execute arbitrary code, potentially leading to unauthorized access, data manipulation, or system compromise.
Versions up to 1.0.30 of swagger-parser are affected.
Versions up to 2.2.2 of swagger-codegen are affected.
No, there are no known workarounds for this vulnerability. Updating the affected packages is the recommended solution.
The CVSS score of this vulnerability is 8.8, indicating a high severity level.
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