Vulnerability Name:

CVE-2022-26832 (CCN-223008)

Assigned:2022-04-12
Published:2022-04-12
Updated:2022-04-26
Summary:.NET Framework Denial of Service Vulnerability.
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-2022-26832

Source: XF
Type: UNKNOWN
ms-dotnet-cve202226832-dos(223008)

Source: CCN
Type: Microsoft Security TechCenter - April 2021
CVE-2022-26832 - Microsoft .NET Framework and ASP.NET Information Disclosure

Source: N/A
Type: Patch, Vendor Advisory
N/A

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:.net_framework:2.0:sp2:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/a:microsoft:.net_framework:3.0:sp2:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
  • OR cpe:/a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_10:1809:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
  • OR cpe:/a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_10:20h2:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1809:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1909:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_11_21h2:10.0.22000.739:*:*:*:*:*:arm64:*
  • OR cpe:/o:microsoft:windows_11_21h2:10.0.22000.739:*:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_20h2:-:*:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*

    • Configuration 6:
  • cpe:/a:microsoft:.net_framework:3.5.1:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*

    • Configuration 7:
  • cpe:/a:microsoft:.net_framework:4.5.2:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

    • Configuration 8:
  • cpe:/a:microsoft:.net_framework:4.6:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*

    • Configuration 9:
  • cpe:/a:microsoft:.net_framework:4.6:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:.net_framework:4.6.1:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:.net_framework:4.7:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

    • Configuration 10:
  • cpe:/a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_10:21h1:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:21h2:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1607:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    microsoft .net framework 2.0 sp2
    microsoft windows server 2008 * sp2
    microsoft .net framework 3.0 sp2
    microsoft windows server 2008 * sp2
    microsoft .net framework 3.5 -
    microsoft windows 8.1 -
    microsoft windows server 2012 -
    microsoft windows server 2012 r2
    microsoft .net framework 3.5 -
    microsoft .net framework 4.7.2
    microsoft windows 10 1809
    microsoft windows server 2019 -
    microsoft .net framework 3.5 -
    microsoft .net framework 4.8
    microsoft windows 10 20h2
    microsoft windows 10 1809
    microsoft windows 10 1909
    microsoft windows 11 -
    microsoft windows 11 -
    microsoft windows server 2016 20h2
    microsoft windows server 2019 -
    microsoft windows server 2022 -
    microsoft .net framework 3.5.1
    microsoft windows 7 - sp1
    microsoft windows server 2008 r2 sp1
    microsoft .net framework 4.5.2
    microsoft windows 7 - sp1
    microsoft windows 8.1 -
    microsoft windows rt 8.1 -
    microsoft windows server 2008 * sp2
    microsoft windows server 2008 r2 sp1
    microsoft windows server 2012 -
    microsoft windows server 2012 r2
    microsoft .net framework 4.6
    microsoft windows server 2008 * sp2
    microsoft .net framework 4.6
    microsoft .net framework 4.6.1
    microsoft .net framework 4.6.2
    microsoft .net framework 4.7
    microsoft .net framework 4.7.1
    microsoft .net framework 4.7.2
    microsoft windows 7 - sp1
    microsoft windows 8.1 -
    microsoft windows rt 8.1 -
    microsoft windows server 2008 r2 sp1
    microsoft windows server 2012 -
    microsoft windows server 2012 r2
    microsoft .net framework 4.8
    microsoft windows 10 21h1
    microsoft windows 10 21h2
    microsoft windows 10 1607
    microsoft windows 7 - sp1
    microsoft windows 8.1 -
    microsoft windows rt 8.1 -
    microsoft windows server 2008 r2 sp1
    microsoft windows server 2012 -
    microsoft windows server 2012 r2
    microsoft windows server 2016 -