CVE-2023-21763 Microsoft Exchange Server Elevation of Privilege Vulnerability

2023-01-1000:00:00

CWE-426

microsoft

www.cve.org

microsoft exchange

elevation of privilege

vulnerability

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

8 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.8%

JSON

CNA Affected

[
  {
    "vendor": "Microsoft",
    "product": "Microsoft Exchange Server 2019 Cumulative Update 11",
    "cpes": [
      "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_11:*:*:*:*:*:*"
    ],
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "15.02.0",
        "lessThan": "15.02.0986.037",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Exchange Server 2019 Cumulative Update 12",
    "cpes": [
      "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_12:*:*:*:*:*:*"
    ],
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "15.02.0",
        "lessThan": "15.02.1118.021",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Exchange Server 2016 Cumulative Update 23",
    "cpes": [
      "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_23:*:*:*:*:*:*"
    ],
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "15.01.0",
        "lessThan": "15.01.2507.017",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]