CVE-2018-8269: Microsoft.Data.OData Denial of Service Vulnerability
HIGHCVE-2018-8269 is a HIGH (CVSS 7.5) denial of service vulnerability (General Security Weakness) affecting Microsoft.Data.OData libraries in the NuGet ecosystem. The issue involves denial of service in asp.net core. Remediation is available by upgrading affected packages to version 5.8.4, 2.1.13, 2.2.7.
CVE-2018-8269 at a Glance
Security Impact
CVSS: 7.5
The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
How to Fix CVE-2018-8269
To remediate this vulnerability, upgrade all affected Microsoft.Data.OData dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.
Upgrade Microsoft.Data.OData to 5.8.4Upgrade Microsoft.AspNetCore.DataProtection.AzureStorage to 2.1.13Upgrade Microsoft.AspNetCore.DataProtection.AzureStorage to 2.2.7Upgrade Microsoft.AspNetCore.All to 2.1.13Upgrade Microsoft.AspNetCore.All to 2.2.7Run the following command in your project directory to verify that all resolved dependencies use the patched release:
inspect dependencies for Microsoft.Data.ODataHow to Check if You Are Affected
To determine whether your application is affected by CVE-2018-8269, inspect your project dependencies for Microsoft.Data.OData:
inspect dependencies for Microsoft.Data.ODataAnalyze the terminal output to locate any version of Microsoft.Data.OData in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 5.8.4), your application is affected.
Note: Verify declared build manifests and deployed runtime container environments.
Technical Details
Vulnerability Mechanism & Technical Analysis
This vulnerability is classified under General Security Weakness. In Microsoft.Data.OData, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.
Source Advisory Statement
CVE-2018-8269 Affected Microsoft.Data.OData Versions
5 component(s)| Product / Package | Ecosystem | Affected Versions | Fixed Version |
|---|---|---|---|
|
Microsoft.Data.OData
|
NuGet |
< 5.8.4
|
5.8.4
|
|
Microsoft.AspNetCore.DataProtection.AzureStorage
|
NuGet |
≥ 2.1.0
< 2.1.13
|
2.1.13
|
|
Microsoft.AspNetCore.DataProtection.AzureStorage
|
NuGet |
≥ 2.2.0
< 2.2.7
|
2.2.7
|
|
Microsoft.AspNetCore.All
|
NuGet |
≥ 2.1.0
< 2.1.13
|
2.1.13
|
|
Microsoft.AspNetCore.All
|
NuGet |
≥ 2.2.0
< 2.2.7
|
2.2.7
|
References
Frequently Asked Questions
What is CVE-2018-8269?
Which Microsoft.Data.OData versions are affected?
What version fixes CVE-2018-8269?
Is Microsoft.Data.OData affected?
Is Microsoft.AspNetCore.DataProtection.AzureStorage affected?
What is the CVSS score of CVE-2018-8269?
What CWE is associated with CVE-2018-8269?
How can I check NuGet dependencies for CVE-2018-8269?
Machine-readable OSV JSON
OSV v1.5 Schema
{
"schema_version" : "1.4.0",
"id" : "GHSA-mv2r-q4g5-j8q5",
"modified" : "2022-07-07T21:37:06Z",
"published" : "2018-10-16T19:58:31Z",
"aliases" : [ "CVE-2018-8269" ],
"summary" : "Denial of service in ASP.NET Core",
"details" : "A denial of service vulnerability exists when OData Library improperly handles web requests, aka \"OData Denial of Service Vulnerability.\" This affects Microsoft.Data.OData.",
"severity" : [ {
"type" : "CVSS_V3",
"score" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
} ],
"affected" : [ {
"package" : {
"ecosystem" : "NuGet",
"name" : "Microsoft.Data.OData"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "0"
}, {
"fixed" : "5.8.4"
} ]
} ]
}, {
"package" : {
"ecosystem" : "NuGet",
"name" : "Microsoft.AspNetCore.DataProtection.AzureStorage"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "2.1.0"
}, {
"fixed" : "2.1.13"
} ]
} ]
}, {
"package" : {
"ecosystem" : "NuGet",
"name" : "Microsoft.AspNetCore.DataProtection.AzureStorage"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "2.2.0"
}, {
"fixed" : "2.2.7"
} ]
} ]
}, {
"package" : {
"ecosystem" : "NuGet",
"name" : "Microsoft.AspNetCore.All"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "2.1.0"
}, {
"fixed" : "2.1.13"
} ]
} ]
}, {
"package" : {
"ecosystem" : "NuGet",
"name" : "Microsoft.AspNetCore.All"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "2.2.0"
}, {
"fixed" : "2.2.7"
} ]
} ]
} ],
"references" : [ {
"type" : "ADVISORY",
"url" : "https://nvd.nist.gov/vuln/detail/CVE-2018-8269"
}, {
"type" : "WEB",
"url" : "https://github.com/aspnet/Announcements/issues/385"
}, {
"type" : "WEB",
"url" : "https://github.com/github/advisory-database/issues/302"
}, {
"type" : "ADVISORY",
"url" : "https://github.com/advisories/GHSA-mv2r-q4g5-j8q5"
}, {
"type" : "WEB",
"url" : "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8269"
}, {
"type" : "WEB",
"url" : "https://www.exploit-db.com/exploits/46101"
} ],
"database_specific" : {
"cwe_ids" : [ ],
"severity" : "HIGH",
"github_reviewed" : true,
"github_reviewed_at" : "2020-06-16T21:47:12Z",
"nvd_published_at" : null
}
}