ebjornset / DryGen

A .Net tool to generate other representations of a piece of knowledge from one representation.
https://docs.drygen.dev
MIT License
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njsonschema.codegeneration.csharp.10.8.0.nupkg: 2 vulnerabilities (highest severity is: 7.5) - autoclosed #55

Closed mend-bolt-for-github[bot] closed 1 year ago

mend-bolt-for-github[bot] commented 1 year ago
Vulnerable Library - njsonschema.codegeneration.csharp.10.8.0.nupkg

Path to dependency file: /src/DryGen.CSharpFromJsonSchema/DryGen.CSharpFromJsonSchema.csproj

Path to vulnerable library: /home/wss-scanner/.nuget/packages/system.net.http/4.3.0/system.net.http.4.3.0.nupkg

Found in HEAD commit: 7a944ac9c21881aa722c3246ca80e393e75c0e7e

Vulnerabilities

CVE Severity CVSS Dependency Type Fixed in (njsonschema.codegeneration.csharp.10.8.0.nupkg version) Remediation Available
CVE-2018-8292 High 7.5 system.net.http.4.3.0.nupkg Transitive N/A*
WS-2022-0161 High 7.5 newtonsoft.json.9.0.1.nupkg Transitive N/A*

*For some transitive vulnerabilities, there is no version of direct dependency with a fix. Check the "Details" section below to see if there is a version of transitive dependency where vulnerability is fixed.

Details

CVE-2018-8292 ### Vulnerable Library - system.net.http.4.3.0.nupkg

Provides a programming interface for modern HTTP applications, including HTTP client components that allow applications to consume web services over HTTP and HTTP components that can be used by both clients and servers for parsing HTTP headers.

Library home page: https://api.nuget.org/packages/system.net.http.4.3.0.nupkg

Path to dependency file: /src/DryGen.CSharpFromJsonSchema/DryGen.CSharpFromJsonSchema.csproj

Path to vulnerable library: /home/wss-scanner/.nuget/packages/system.net.http/4.3.0/system.net.http.4.3.0.nupkg

Dependency Hierarchy: - njsonschema.codegeneration.csharp.10.8.0.nupkg (Root Library) - njsonschema.codegeneration.10.8.0.nupkg - fluid.core.2.2.15.nupkg - microsoft.extensions.fileproviders.abstractions.1.1.1.nupkg - microsoft.extensions.primitives.1.1.1.nupkg - netstandard.library.1.6.1.nupkg - :x: **system.net.http.4.3.0.nupkg** (Vulnerable Library)

Found in HEAD commit: 7a944ac9c21881aa722c3246ca80e393e75c0e7e

Found in base branch: main

### Vulnerability Details

An information disclosure vulnerability exists in .NET Core when authentication information is inadvertently exposed in a redirect, aka ".NET Core Information Disclosure Vulnerability." This affects .NET Core 2.1, .NET Core 1.0, .NET Core 1.1, PowerShell Core 6.0.

Publish Date: 2018-10-10

URL: CVE-2018-8292

### CVSS 3 Score Details (7.5)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: None - Availability Impact: None

For more information on CVSS3 Scores, click here.

### Suggested Fix

Type: Upgrade version

Release Date: 2018-10-10

Fix Resolution: System.Net.Http - 4.3.4;Microsoft.PowerShell.Commands.Utility - 6.1.0-rc.1

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WS-2022-0161 ### Vulnerable Library - newtonsoft.json.9.0.1.nupkg

Json.NET is a popular high-performance JSON framework for .NET

Library home page: https://api.nuget.org/packages/newtonsoft.json.9.0.1.nupkg

Path to dependency file: /src/DryGen.CSharpFromJsonSchema/DryGen.CSharpFromJsonSchema.csproj

Path to vulnerable library: /home/wss-scanner/.nuget/packages/newtonsoft.json/9.0.1/newtonsoft.json.9.0.1.nupkg

Dependency Hierarchy: - njsonschema.codegeneration.csharp.10.8.0.nupkg (Root Library) - njsonschema.10.8.0.nupkg - :x: **newtonsoft.json.9.0.1.nupkg** (Vulnerable Library)

Found in HEAD commit: 7a944ac9c21881aa722c3246ca80e393e75c0e7e

Found in base branch: main

### Vulnerability Details

Newtonsoft.Json prior to version 13.0.1 is vulnerable to Insecure Defaults due to improper handling of expressions with high nesting level that lead to StackOverFlow exception or high CPU and RAM usage. Exploiting this vulnerability results in Denial Of Service (DoS). \n\nThe serialization and deserialization path have different properties regarding the issue.\n\nDeserializing methods (like `JsonConvert.DeserializeObject`) will process the input that results in burning the CPU, allocating memory, and consuming a thread of execution. Quite high nesting level (>10kk, or 9.5MB of `{a:{a:{...` input) is needed to achieve the latency over 10 seconds, depending on the hardware.\n\nSerializing methods (like `JsonConvert.Serialize` or `JObject.ToString`) will throw StackOverFlow exception with the nesting level of around 20k.\n\nTo mitigate the issue one either need to update Newtonsoft.Json to 13.0.1 or set `MaxDepth` parameter in the `JsonSerializerSettings`. This can be done globally with the following statement. After that the parsing of the nested input will fail fast with `Newtonsoft.Json.JsonReaderException`:\n\n``` \nJsonConvert.DefaultSettings = () => new JsonSerializerSettings { MaxDepth = 128 };\n```\n\nRepro code:\n```\n//Create a string representation of an highly nested object (JSON serialized)\nint nRep = 25000;\nstring json = string.Concat(Enumerable.Repeat(\"{a:\", nRep)) + \"1\" +\n string.Concat(Enumerable.Repeat(\"}\", nRep));\n\n//Parse this object (leads to high CPU/RAM consumption)\nvar parsedJson = JsonConvert.DeserializeObject(json);\n\n// Methods below all throw stack overflow with nRep around 20k and higher\n// string a = parsedJson.ToString();\n// string b = JsonConvert.SerializeObject(parsedJson);\n```\n\n### Additional affected product and version information\n**The original statement about the problem only affecting IIS applications is misleading.** Any application is affected, however the IIS has a behavior that stops restarting the instance after some time resulting in a harder-to-fix DoS.**

Publish Date: 2022-06-22

URL: WS-2022-0161

### CVSS 3 Score Details (7.5)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: None - Integrity Impact: None - Availability Impact: High

For more information on CVSS3 Scores, click here.

### Suggested Fix

Type: Upgrade version

Release Date: 2022-06-22

Fix Resolution: Newtonsoft.Json - 13.0.1;Microsoft.Extensions.ApiDescription.Server - 6.0.0

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mend-bolt-for-github[bot] commented 1 year ago

:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.