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attackerkbAttackerKBAKB:67DD67D3-33BC-455C-98A3-7DD0E1D4613D
HistoryDec 10, 2020 - 12:00 a.m.

CVE-2020-17132

2020-12-1000:00:00
attackerkb.com
53

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

9 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:C/I:C/A:C

Aka ‘Microsoft Exchange Remote Code Execution Vulnerability’. This CVE ID is unique from CVE-2020-17117, CVE-2020-17141, CVE-2020-17142, CVE-2020-17144.

Recent assessments:

zeroSteiner at January 12, 2021 7:07pm UTC reported:

This is vulnerability is a bypass for the patch issued for CVE-2020-16875. The vulnerability was also identified and analyzed by Steven Seeley. The patch can be bypassed using call operators as described in Seeley’s blog Making Clouds Rain RCE in Office 365.

The original vulnerability is a command injection vulnerability that results in OS commands being executed with SYSTEM level privileges on the Exchange server due to insufficient sanitization on a cmdlet invocation.

Assessed Attacker Value: 5
Assessed Attacker Value: 5Assessed Attacker Value: 4

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

9 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:C/I:C/A:C