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CVE-2019-9498 PUBLISHED

The implementations of EAP-PWD in hostapd EAP Server, when built against a crypto library missing explicit validation on imported elements, do not validate the scalar and element values in EAP-pwd-Commit. An attacker may be able to use invalid scalar/element values to complete authentication, gaining session key and network access without needing or learning the password. Both hostapd with SAE support and wpa_supplicant with SAE support prior to and including version 2.4 are affected. Both hostapd with EAP-pwd support and wpa_supplicant with EAP-pwd support prior to and including version 2.7 are affected.

EPSS 1.21% · 78.9th percentile

Risk Scores

EPSS Score
1.21%
78.9th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSwpa0, 2.4-0ubuntu3, 2.4-0ubuntu4
Ubuntu:14.04:LTSwpa2.1-0ubuntu1.3, 2.1-0ubuntu1.4, 2.1-0ubuntu1.5
Ubuntu:18.04:LTSwpa0, 2.4-0ubuntu10, 2:2.4-1.1ubuntu1

Timeline

References

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