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osvGoogleOSV:CVE-2023-45284
HistoryNov 09, 2023 - 5:15 p.m.

CVE-2023-45284

2023-11-0917:15:08
Google
osv.dev
4
windows
islocal function
vulnerability
reserved device names
com
lpt
space

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.5%

On Windows, The IsLocal function does not correctly detect reserved device names in some cases. Reserved names followed by spaces, such as "COM1 ", and reserved names โ€œCOMโ€ and โ€œLPTโ€ followed by superscript 1, 2, or 3, are incorrectly reported as local. With fix, IsLocal now correctly reports these names as non-local.

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.5%