Paper/Archive/CVE-2021-41030

CVE-2021-41030

Fortinet Fortinet FortiClientEMS — An authentication bypass by capture-replay vulnerability [CWE-294] in FortiClient EMS versions 7.0.1 and below and 6.4.4 and below may al…

EPSS 1.0%CVSS 9.1

critical.is priorityof 100

CVSS 9.1 (NVD)9.1 / 10 × 3027.3 Not in CISA KEV+300.0 EPSS percentile 62.4.624 × 2012.5 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

An authentication bypass by capture-replay vulnerability [CWE-294] in FortiClient EMS versions 7.0.1 and below and 6.4.4 and below may allow an unauthenticated attacker to impersonate an existing user by intercepting and re-using valid SAML authentication messages.

Affected

ProductAffectedFixed inSource

Fortinet FortiClientEMSFortiClientEMS 7.0.1, 7.0.0, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.9, 6.2.8, 6.2.7, 6.2.6, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0–CNA

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

fortinet (CNA)5.4CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:F/RL:O/RC:C

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

reffortiguard.com/advisory/FG-IR-21-192