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cveMitreCVE-2020-11947
HistoryDec 31, 2020 - 1:15 a.m.

CVE-2020-11947

2020-12-3101:15:12
CWE-125
mitre
web.nvd.nist.gov
274
7
cve
2020
11947
heap-based
buffer over-read
qemu 4.1.0
security vulnerability
nvd

CVSS2

2.1

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

CVSS3

3.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5

Confidence

High

EPSS

0.001

Percentile

17.2%

JSON

iscsi_aio_ioctl_cb in block/iscsi.c in QEMU 4.1.0 has a heap-based buffer over-read that may disclose unrelated information from process memory to an attacker.

Affected configurations

Nvd
Node
qemuqemuMatch4.1.0-
VendorProductVersionCPE
qemuqemu4.1.0cpe:2.3:a:qemu:qemu:4.1.0:-:*:*:*:*:*:*

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CVSS2

2.1

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

CVSS3

3.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5

Confidence

High

EPSS

0.001

Percentile

17.2%

JSON
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