CVE-2023-50176: FortiOS - SSLVPN session hijacking using SAML authentication
A session fixation vulnerability [CWE-384] in FortiOS may allow an unauthenticated attacker to hijack user session via a phishing SAML authentication link.
Other sources
A session fixation vulnerability in Fortinet FortiOS 7.4.0 through 7.4.3, FortiOS 7.2.0 through 7.2.7, FortiOS 7.0.0 through 7.0.13 allows attacker to execute unauthorized code or commands via phishing SAML authentication link.
— MITRE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Fortinet FortiOSto a version that resolves this vulnerability.Fixed in 7.2.8 - Upgrade
Upgrade
Fortinet FortiOSto a version that resolves this vulnerability.Fixed in 7.4.4
Event History
Frequently Asked Questions
What is the severity of CVE-2023-50176?
CVE-2023-50176 has a high severity rating due to its potential to allow unauthorized code execution via session fixation.
How do I fix CVE-2023-50176?
To fix CVE-2023-50176, upgrade Fortinet FortiOS to version 7.4.4 or higher, 7.2.8 or higher, or 7.0.14 or higher.
Which versions of FortiOS are affected by CVE-2023-50176?
CVE-2023-50176 affects FortiOS versions 7.4.0 to 7.4.3, 7.2.0 to 7.2.7, and 7.0.0 to 7.0.13.
What type of vulnerability is CVE-2023-50176?
CVE-2023-50176 is classified as a session fixation vulnerability.
Can CVE-2023-50176 be exploited through phishing?
Yes, CVE-2023-50176 can be exploited through phishing SAML authentication links.