CVE-2020-1993: PAN-OS: GlobalProtect Portal PHP session fixation vulnerability

Published May 13, 2020
·
Updated

The GlobalProtect Portal feature in PAN-OS does not set a new session identifier after a successful user login, which allows session fixation attacks, if an attacker is able to control a user's session ID. This issue affects: All PAN-OS 7.1 and 8.0 versions; PAN-OS 8.1 versions earlier than 8.1.14; PAN-OS 9.0 versions earlier than 9.0.8.

Affected Software

4 affected components
Palo Alto Networks PAN-OS>=7.1.0<=7.1.26
Palo Alto Networks PAN-OS>=8.0.0<=8.0.20
Palo Alto Networks PAN-OS>=8.1.0<=8.1.13
Palo Alto Networks PAN-OS>=9.0.0<=9.0.7

Remediation

Information

This issue is fixed in PAN-OS 8.1.14, PAN-OS 9.0.8, PAN-OS 9.1.0, PAN-OS 9.2.0, and all later PAN-OS versions. PAN-OS 8.0 is now end-of-life as of October 31, 2019, and is no longer covered by our Product Security Assurance policies. PAN-OS 7.1 is on extended support until June 30, 2020, and is only being considered for critical security vulnerability fixes.

Event History

May 13, 2020
CVE Published
via MITRE·07:07 PM
Data Sourced
via MITRE·07:07 PM
RemedyDescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2020-1993?

CVE-2020-1993 is considered a high severity vulnerability due to the potential for session fixation attacks.

2

How do I fix CVE-2020-1993?

To resolve CVE-2020-1993, upgrade to a patched version of PAN-OS beyond the affected versions listed.

3

What impact does CVE-2020-1993 have on user sessions?

CVE-2020-1993 allows attackers to control a user's session ID, leading to unauthorized access to user sessions.

4

Which versions of PAN-OS are affected by CVE-2020-1993?

CVE-2020-1993 affects all PAN-OS versions from 7.1.x, 8.0.x, and specific versions of 8.1.x up to 8.1.13.

5

Is a workaround available for CVE-2020-1993?

No official workaround is provided for CVE-2020-1993; the best mitigation is to update to the latest version of PAN-OS.

Company

Resources

Contact

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