CVE-2021-28927

The text-to-speech engine in libretro RetroArch for Windows 1.9.0 passes unsanitized input to PowerShell through platform_win32.c via the accessibility_speak_windows function, which allows attackers who have write access on filesystems that are used by RetroArch to execute code via command injection using specially a crafted file and directory names.

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://libretro.com	Exploit Vendor Advisory
http://retroarch.com	Product Vendor Advisory
https://github.com/libretro/RetroArch/blob/d3dc3ee989ec6a4903c689907ffc47027f71f776/frontend/drivers/platform_win32.c	Patch Third Party Advisory
https://labs.bishopfox.com/advisories/retroarch-for-windows-version-1.9.0	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:libretro:retroarch:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-04-07 15:15

Updated : 2022-06-28 14:11

NVD link : CVE-2021-28927

Mitre link : CVE-2021-28927

CVE.ORG link : CVE-2021-28927

JSON object : View

Products Affected

microsoft

windows

libretro

retroarch

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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