CVE-2024-5918: medium-severity vulnerability in Palo Alto Networks PAN-OS
PAN-OS: Improper Certificate Validation Enables Impersonation of a Legitimate GlobalProtect User
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 0.2%
An improper certificate validation vulnerability in Palo Alto Networks PAN-OS software enables an authorized user with a specially crafted client certificate to connect to an impacted GlobalProtect portal or GlobalProtect gateway as a different legitimate user. This attack is possible only if you "Allow Authentication with User Credentials OR Client Certificate."
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L/AU:N/R:A/V:C/RE:M/U:Amber
Affected products
Palo Alto Networks · Cloud NGFWPalo Alto Networks · PAN-OSPalo Alto Networks · Prisma AccessRelated CVEs — Palo Alto Networks PAN-OS
In the same product, most dangerous first.
CVE-2024-3400CRITICALPAN-OS: Arbitrary File Creation Leads to OS Command Injection Vulnerability in GlobalProtectEPSS 100.0%KEVCVE-2024-0012CRITICALPAN-OS: Authentication Bypass in the Management Web Interface (PAN-SA-2024-0015)EPSS 99.8%KEVCVE-2025-0108HIGHPAN-OS: Authentication Bypass in the Management Web InterfaceEPSS 98.5%KEVCVE-2026-0257HIGHPAN-OS: GlobalProtect Authentication Bypass VulnerabilitiesEPSS 95.6%KEVCVE-2024-9474MEDIUMPAN-OS: Privilege Escalation (PE) Vulnerability in the Web Management InterfaceEPSS 93.8%KEVCVE-2026-0300CRITICALPAN-OS: Unauthenticated user initiated Buffer Overflow Vulnerability in User-ID™ Authentication PortalEPSS 41.7%KEV