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516
VMScore

CVE-2021-26088

Published: 12/07/2021 Updated: 02/08/2021
CVSS v2 Base Score: 5.8 | Impact Score: 6.4 | Exploitability Score: 6.5
CVSS v3 Base Score: 9.6 | Impact Score: 6 | Exploitability Score: 2.8
VMScore: 516
Vector: AV:A/AC:L/Au:N/C:P/I:P/A:P
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Vulnerability Summary

An improper authentication vulnerability in FSSO Collector version 5.0.295 and below may allow an unauthenticated user to bypass a FSSO firewall policy and access the protected network via sending specifically crafted UDP login notification packets.

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Github Repositories

https://github.com/theogobinet/CVE-2021-26088

PoC for CVE-2021-26088 written in PowerShell

PoC for CVE-2021-26088 written in PowerShell Description An improper authentication vulnerability in FSSO Collector may allow an unauthenticated user to bypass any firewall authentication rule and access the protected network via sending specifically crafted UDP login notification packets wwwfortiguardcom/psirt/FG-IR-20-191 Content forge_authps1: main exploit che

References

CWE-287https://fortiguard.com/advisory/FG-IR-20-191https://nvd.nist.govhttps://github.com/theogobinet/CVE-2021-26088
VMScore
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4651CVE-2024-34255elevation of privilegeCVE-2024-25529CVE-2024-4671NULL pointer dereferenceCVE-2024-25527template injectionCVE-2008-0166
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