Vulnerability Name: | CVE-2023-21538 (CCN-243121) |
Assigned: | 2022-12-01 |
Published: | 2023-01-10 |
Updated: | 2023-04-27 |
Summary: | |
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 | 7.5 High (REDHAT 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 (REDHAT 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: | 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 Consequences: | Denial of Service |
References: | Source: MITRE Type: CNA CVE-2023-21538
Source: XF Type: UNKNOWN ms-dotnet-cve202321538-dos(243121)
Source: secure@microsoft.com Type: UNKNOWN secure@microsoft.com
Source: CCN Type: Microsoft Security TechCenter - January 2023 CVE-2023-21538 - .NET Denial of Service Vulnerability
Source: CCN Type: IBM Security Bulletin 6962181 (Robotic Process Automation) A denial of service in Microsoft .NET may affect IBM Robotic Process Automation for Cloud Pak (CVE-2023-21538)
|
Vulnerable Configuration: | Configuration RedHat 1: cpe:/a:redhat:enterprise_linux:9:*:*:*:*:*:*:*Configuration RedHat 2: cpe:/a:redhat:enterprise_linux:9::appstream:*:*:*:*:*Configuration RedHat 3: cpe:/a:redhat:enterprise_linux:9::crb:*:*:*:*:*Configuration RedHat 4: cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*Configuration RedHat 5: cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*Configuration RedHat 6: cpe:/a:redhat:enterprise_linux:8::crb:*:*:*:*:* Configuration CCN 1: cpe:/a:ibm:robotic_process_automation:21.0.1:*:*:*:*:*:*:*
Denotes that component is vulnerable |
Oval Definitions |
|
BACK |