CVE-2023-21538 .NET Denial of Service Vulnerability

2023-01-1000:00:00

CWE-502

microsoft

www.cve.org

cve-2023-21538

.net

denial of service

vulnerability

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

57.8%

JSON

CNA Affected

[
  {
    "vendor": "Microsoft",
    "product": ".NET 6.0",
    "cpes": [
      "cpe:2.3:a:microsoft:.net:6.0.0:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "6.0.0",
        "lessThan": "6.0.13",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "PowerShell 7.2",
    "cpes": [
      "cpe:2.3:a:microsoft:powershell:7.2:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "7.2.0",
        "lessThan": "7.2.9",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]