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paloaltoPalo Alto Networks Product Security Incident Response TeamPAN-SA-2019-0038
HistoryDec 04, 2019 - 5:00 p.m.

PAN-OS: Custom-role users may escalate privileges

2019-12-0417:00:00
Palo Alto Networks Product Security Incident Response Team
securityadvisories.paloaltonetworks.com
71

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

12.6%

An improper authentication check in Palo Alto Networks PAN-OS may allow an authenticated low privileged non-superuser custom role user to elevate privileges and become superuser.
This issue affects PAN-OS 7.1 versions prior to 7.1.25; 8.0 versions prior to 8.0.20; 8.1 versions prior to 8.1.11; 9.0 versions prior to 9.0.5.
PAN-OS version 7.0 and prior EOL versions have not been evaluated for this issue.

Work around:
Remove any untrusted custom-role users from the device or disable their access until fixes can be applied. Restrict access to the device to only trusted users.

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

12.6%