Overview
- Description
- <p>A remote code execution vulnerability exists in Microsoft Exchange server due to improper validation of cmdlet arguments.</p> <p>An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the System user. Exploitation of the vulnerability requires an authenticated user in a certain Exchange role to be compromised.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Exchange handles cmdlet arguments.</p>
- Source
- secure@microsoft.com
- NVD status
- Modified
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 8.4
- Impact score
- 6
- Exploitability score
- 1.7
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 9
- Impact score
- 10
- Exploitability score
- 8
- Vector string
- AV:N/AC:L/Au:S/C:C/I:C/A:C
Weaknesses
- nvd@nist.gov
- CWE-269
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_16:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4830D6A9-AF74-480C-8F69-8648CD619980"
},
{
"criteria": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_17:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "079E1E3F-FF25-4B0D-AC98-191D6455A014"
},
{
"criteria": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_5:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8A9FB275-7F17-48B2-B528-BE89309D2AF5"
},
{
"criteria": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_6:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D4AB3C25-CEA8-4D66-AEE4-953C8B17911A"
}
],
"operator": "OR"
}
]
}
]