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cve[email protected]CVE-2020-25741
HistoryOct 02, 2020 - 9:15 a.m.

CVE-2020-25741

2020-10-0209:15:13
CWE-476
web.nvd.nist.gov
57
qemu
cve-2020-25741
nvd
information security
null pointer dereference

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

3.2 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

3.9 Low

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.7%

fdctrl_write_data in hw/block/fdc.c in QEMU 5.0.0 has a NULL pointer dereference via a NULL block pointer for the current drive.

Affected configurations

NVD
Node
qemuqemuMatch5.0.0-
CPENameOperatorVersion
qemu:qemuqemueq5.0.0

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

3.2 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

3.9 Low

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.7%