CVE-2021-3057: A stack-based buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect app that enables a man-in-the-middle attacker to disrupt system…

PriorityP345high8.1CVSS 3.1

AVNACHPRNUINSUCHIHAH

EPSS

1.38%

68.8th percentile

A stack-based buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect app that enables a man-in-the-middle attacker to disrupt system processes and potentially execute arbitrary code with SYSTEM privileges. This issue impacts: GlobalProtect app 5.1 versions earlier than GlobalProtect app 5.1.9 on Windows; GlobalProtect app 5.2 versions earlier than GlobalProtect app 5.2.8 on Windows; GlobalProtect app 5.2 versions earlier than GlobalProtect app 5.2.8 on the Universal Windows Platform; GlobalProtect app 5.3 versions earlier than GlobalProtect app 5.3.1 on Linux.

Affected

13 ranges

Vendor	Product	Version range	Fixed in
palo_alto_networks	globalprotect_app	>= 5.1 < 5.1.9	5.1.9
palo_alto_networks	globalprotect_app	>= 5.2 < 5.2.8	5.2.8
palo_alto_networks	globalprotect_app	>= 5.3 < 5.3.1	5.3.1
paloalto	globalprotect_app	—	—
paloaltonetworks	globalprotect	—	—
paloaltonetworks	globalprotect	5.0 – 5.0.8	—
paloaltonetworks	globalprotect	5.0 – 5.0.9	—
paloaltonetworks	globalprotect	5.0 – 5.0.10	—
paloaltonetworks	globalprotect	>= 5.1 < 5.1.9	5.1.9
paloaltonetworks	globalprotect	5.1 – 5.1.1	—
paloaltonetworks	globalprotect	5.1.0 – 5.1.4	—
paloaltonetworks	globalprotect	>= 5.2 < 5.2.8	5.2.8
paloaltonetworks	globalprotect	>= 5.3 < 5.3.1	5.3.1

CVSS provenance

nvdv3.18.1HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv2.09.3CRITICALAV:N/AC:M/Au:N/C:C/I:C/A:C

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