CVE-2023-50176: FortiOS - SSLVPN session hijacking using SAML authentication
First published: Tue Nov 12 2024(Updated: )
A session fixation in Fortinet FortiOS version 7.4.0 through 7.4.3 and 7.2.0 through 7.2.7 and 7.0.0 through 7.0.13 allows attacker to execute unauthorized code or commands via phishing SAML authentication link.
Credit: psirt@fortinet.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fortinet FortiOS IPS Engine | >=7.0.0<7.0.14 | |
| Fortinet FortiOS IPS Engine | >=7.2.0<7.2.8 | |
| Fortinet FortiOS IPS Engine | >=7.4.0<7.4.4 | |
| Fortinet FortiOS IPS Engine | >=7.4.0<=7.4.3 | |
| Fortinet FortiOS IPS Engine | >=7.2.0<=7.2.7 | |
| Fortinet FortiOS IPS Engine | >=7.0.0<=7.0.13 |
Remedy
Please upgrade to FortiOS version 7.4.4 or above Please upgrade to FortiOS version 7.2.8 or above Please upgrade to FortiOS version 7.0.14 or above
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Reference Links
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.
- collector/fortiguard-psirt-latest
- source/FortiGuard
- alias/CVE-2023-50176
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- collector/fortiguard-psirt
- vendor/fortinet
- canonical/fortinet fortios ips engine
- version/fortinet fortios ips engine/7.0.0
- version/fortinet fortios ips engine/7.2.0
- version/fortinet fortios ips engine/7.4.0
- version/fortinet fortios ips engine/7.4.3
- version/fortinet fortios ips engine/7.2.7
- version/fortinet fortios ips engine/7.0.13