CVE-2024-5921: globalprotect Cert Validation Flaw

Description

An insufficient certification validation issue in the Palo Alto Networks GlobalProtect app enables attackers to connect the GlobalProtect app to arbitrary servers. This can enable a local non-administrative operating system user or an attacker on the same subnet to install malicious root certificates on the endpoint and subsequently install malicious software signed by the malicious root certificates on that endpoint. Please subscribe to our RSS feed https://security.paloaltonetworks.com/rss.xml to be alerted to new updates to this and other advisories.

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CVSS v3.1 Score

8.8

HIGH

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

Weakness Type (CWE)

CWE-295 CWE-295

Affected Products

Vendor	Product	Versions
paloaltonetworks	globalprotect	6.1.0 — 6.1.6
paloaltonetworks	globalprotect	6.1.0 — 6.1.7
paloaltonetworks	globalprotect	6.1.0 — 6.2.1
paloaltonetworks	globalprotect	6.1.0 — 6.2.6
paloaltonetworks	globalprotect	6.1.0 — 6.2.6
paloaltonetworks	globalprotect	6.3.0 — 6.3.2
paloaltonetworks	globalprotect	6.3.0 — 6.3.2

References

Advisories & Patches

https://security.paloaltonetworks.com/CVE-2024-5921

Exploits

https://blog.amberwolf.com/blog/2024/november/palo-alto-globalprotect---code-execution-and-privilege-escalation-via-malicious-vpn-server-cve-2024-5921/

Other References

https://github.com/AmberWolfCyber/NachoVPN

Frequently Asked Questions

What is CVE-2024-5921? +

An insufficient certification validation issue in the Palo Alto Networks GlobalProtect app enables attackers to connect the GlobalProtect app to arbitrary servers. This can enable a local non-administrative operating system user or an attacker on the same subnet to install malicious root certificates on the endpoint and subsequently install malicious software signed by the malicious root certificates on that endpoint. Please subscribe to our RSS feed https://security.paloaltonetworks.com/rss.xml to be alerted to new updates to this and other advisories. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2024-5921? +

CVE-2024-5921 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-5921? +

CVE-2024-5921 affects products from paloaltonetworks, specifically: globalprotect. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-5921? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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