Vulnerability Name:

CVE-2018-8409 (CCN-149343)

Assigned:2018-09-11
Published:2018-09-11
Updated:2022-10-04
Summary:A denial of service vulnerability exists when System.IO.Pipelines improperly handles requests, aka "System.IO.Pipelines Denial of Service." This affects .NET Core 2.1, System.IO.Pipelines, ASP.NET Core 2.1.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-8409

Source: BID
Type: Third Party Advisory, VDB Entry
105223

Source: CCN
Type: BID-105223
Microsoft System.IO.Pipelines CVE-2018-8409 Denial of Service Vulnerability

Source: XF
Type: UNKNOWN
ms-dotnet-cve20188409-dos(149343)

Source: CCN
Type: Microsoft Security TechCenter - September 2018
ASP.NET Core Denial of Service

Source: CONFIRM
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8409

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2018-8409

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:.net_core:*:*:*:*:*:*:*:* (Version >= 2.1 and < 2.1.4)
  • OR cpe:/a:microsoft:asp.net_core:*:*:*:*:*:*:*:* (Version >= 2.1 and < 2.1.4)
  • OR cpe:/a:microsoft:system.io.pipelines:4.5.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:microsoft:asp.net_core:1.0:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:asp.net_core:1.1:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:asp.net_core:2.0:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    microsoft .net core *
    microsoft asp.net core *
    microsoft system.io.pipelines 4.5.0
    microsoft asp.net core 1.0
    microsoft asp.net core 1.1
    microsoft asp.net core 2.0
    microsoft windows -