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zdiLucas Leong (@_wmliang_) of Trend Micro Zero Day InitiativeZDI-22-117
HistoryJan 21, 2022 - 12:00 a.m.

Oracle MySQL Cluster Data Node Improper Validation of Array Index Remote Code Execution Vulnerability

2022-01-2100:00:00
Lucas Leong (@_wmliang_) of Trend Micro Zero Day Initiative
www.zerodayinitiative.com
6

6.3 Medium

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H

4 Medium

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:A/AC:H/Au:S/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

46.0%

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle MySQL Cluster. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of Data Node jobs. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an array. An attacker can leverage this vulnerability to execute code in the context of the service account.

6.3 Medium

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H

4 Medium

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:A/AC:H/Au:S/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

46.0%