Vulnerability Details : CVE-2019-9499

The implementations of EAP-PWD in wpa_supplicant EAP Peer, 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 complete authentication, session key and control of the data connection with a client. 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.
Published 2019-04-17 14:29:04
Updated 2020-10-22 17:15:59
Source CERT/CC
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

Products affected by CVE-2019-9499

Exploit prediction scoring system (EPSS) score for CVE-2019-9499

EPSS FAQ
0.74%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 81 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-9499

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
 NIST
8.1
 HIGH CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
2.2
5.9
 NIST

CWE ids for CVE-2019-9499

  • When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
    Assigned by: nvd@nist.gov (Primary)
  • The product does not properly verify that the source of data or communication is valid.
    Assigned by: cret@cert.org (Secondary)

References for CVE-2019-9499

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