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mscveMicrosoftMS:CVE-2019-1370
HistoryNov 12, 2019 - 8:00 a.m.

Open Enclave SDK Information Disclosure Vulnerability

2019-11-1208:00:00
Microsoft
msrc.microsoft.com
9

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.0005 Low

EPSS

Percentile

18.2%

An information disclosure vulnerability exists when affected Open Enclave SDK versions improperly handle objects in memory. An attacker who successfully exploited this vulnerability could obtain information stored in the Enclave.

To exploit this vulnerability, an attacker would have to successfully compromise the host application running the enclave. The attacker can then pivot to the enclave and exploit this vulnerability without user interaction.

The security update addresses the vulnerability by modifying how Open Enclave SDK handle objects in memory.

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.0005 Low

EPSS

Percentile

18.2%