CVE-2020-1977

Name: CVE-2020-1977
Creator: NVD / NIST
Published: 2020-02-12T23:15:11.593+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.51%

Last modified Jun 17, 2026

CVE-2020-1977 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Insufficient Cross-Site Request Forgery (XSRF) protection on Expedition Migration Tool allows remote unauthenticated attackers to hijack the authentication of administrators and to perform actions on the Expedition Migration Tool. This issue affects Expedition Migration Tool 1.1.51 and earlier versions.. EPSS estimates a 0.51% chance of exploitation in the next 30 days.

Description

Insufficient Cross-Site Request Forgery (XSRF) protection on Expedition Migration Tool allows remote unauthenticated attackers to hijack the authentication of administrators and to perform actions on the Expedition Migration Tool. This issue affects Expedition Migration Tool 1.1.51 and earlier versions.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.51%

39.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Paloaltonetworks	Expedition Migration Tool	>= 1.1, <= 1.1.51

References

https://security.paloaltonetworks.com/CVE-2020-1977Vendor Advisory
https://www.tenable.com/security/research/tra-2020-11Third Party Advisory
https://security.paloaltonetworks.com/CVE-2020-1977Vendor Advisory
https://www.tenable.com/security/research/tra-2020-11Third Party Advisory

Timeline

Published: Feb 12, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-1977?

How severe is CVE-2020-1977?

CVE-2020-1977 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.51% probability of exploitation in the next 30 days.

How do I fix CVE-2020-1977?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-1977?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST