CVE-2019-9496
Published Apr 17, 2019
Last updated a year ago
Overview
- Description
- An invalid authentication sequence could result in the hostapd process terminating due to missing state validation steps when processing the SAE confirm message when in hostapd/AP mode. All version of hostapd with SAE support are vulnerable. An attacker may force the hostapd process to terminate, performing a denial of service attack. Both hostapd with SAE support and wpa_supplicant with SAE support prior to and including version 2.7 are affected.
- Source
- cret@cert.org
- NVD status
- Modified
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 5
- Impact score
- 2.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:N/I:N/A:P
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:w1.fi:hostapd:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "5133129D-DA6B-485D-9FE7-33C994FBAF05",
"versionEndIncluding": "2.7"
},
{
"criteria": "cpe:2.3:a:w1.fi:wpa_supplicant:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "46294B0E-0043-487D-AD8F-931DC05F0E78",
"versionEndIncluding": "2.7"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DC1BD7B7-6D88-42B8-878E-F1318CA5FCAF"
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D100F7CE-FC64-4CC6-852A-6136D72DA419"
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "97A4B8DF-58DA-4AB6-A1F9-331B36409BA3"
}
],
"operator": "OR"
}
]
}
]