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redhatcveRedhat.comRH:CVE-2023-39353
HistorySep 05, 2023 - 3:14 p.m.

CVE-2023-39353

2023-09-0515:14:18
redhat.com
access.redhat.com
6
freerdp
offset validation
out-of-bounds read

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

9.1 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

34.0%

A flaw was found in FreeRDP. In the libfreerdp/codec/rfx.c file, there is no offset validation in tile->quantIdxY, tile->quantIdxCb, and tile->quantIdxCr. As a result, crafted input can lead to an out-of-bounds read, which may result in a crash.

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

9.1 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

34.0%