How severe is CVE-2020-2022?

CVE-2020-2022 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-2022 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-2022?

CVE-2020-2022 affects Paloaltonetworks Pan-os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-2022?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-2022 published?

CVE-2020-2022 was published on 2020-11-12 and last updated on 2026-06-17.

CVE-2020-2022

CVE-2020-2022 is a high-severity vulnerability in Paloaltonetworks Pan-os with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.1
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Paloaltonetworks Pan-os
Published: 2020-11-12
Last modified: 2026-06-17

Description

An information exposure vulnerability exists in Palo Alto Networks Panorama software that discloses the token for the Panorama web interface administrator's session to a managed device when the Panorama administrator performs a context switch into that device. This vulnerability allows an attacker to gain privileged access to the Panorama web interface. An attacker requires some knowledge of managed firewalls to exploit this issue. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.17; PAN-OS 9.0 versions earlier than PAN-OS 9.0.11; PAN-OS 9.1 versions earlier than PAN-OS 9.1.5.

Frequently asked questions

What is CVE-2020-2022?: An information exposure vulnerability exists in Palo Alto Networks Panorama software that discloses the token for the Panorama web interface administrator's session to a managed device when the Panorama administrator performs a context switch into that device. This vulnerability allows an attacker to gain privileged access to the Panorama web interface. An attacker requires some knowledge of managed firewalls to exploit this issue. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.17; PAN-OS 9.0 versions earlier than PAN-OS 9.0.11; PAN-OS 9.1 versions earlier than PAN-OS 9.1.5.
How severe is CVE-2020-2022?: CVE-2020-2022 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-2022 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-2022?: CVE-2020-2022 affects Paloaltonetworks Pan-os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-2022?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-2022 published?: CVE-2020-2022 was published on 2020-11-12 and last updated on 2026-06-17.

References

https://security.paloaltonetworks.com/CVE-2020-2022

Affected products (1)

cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*

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