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ubuntuUbuntuUSN-4098-1
HistoryAug 14, 2019 - 12:00 a.m.

wpa_supplicant and hostapd vulnerability

2019-08-1400:00:00
ubuntu.com
96

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

6.2 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

0.002 Low

EPSS

Percentile

55.3%

JSON

Releases

  • Ubuntu 19.04
  • Ubuntu 18.04 ESM

Packages

  • wpa - client support for WPA and WPA2

Details

It was discovered that wpa_supplicant and hostapd were vulnerable to a side
channel attack against EAP-pwd. A remote attacker could possibly use this
issue to recover certain passwords.

OSVersionArchitecturePackageVersionFilename
Ubuntu19.04noarchhostapd< 2:2.6-21ubuntu3.2UNKNOWN
Ubuntu19.04noarchwpagui< 2:2.6-21ubuntu3.2UNKNOWN
Ubuntu19.04noarchwpasupplicant< 2:2.6-21ubuntu3.2UNKNOWN
Ubuntu19.04noarchwpasupplicant-udeb< 2:2.6-21ubuntu3.2UNKNOWN
Ubuntu18.04noarchhostapd< 2:2.6-15ubuntu2.4UNKNOWN
Ubuntu18.04noarchhostapd-dbgsym< 2:2.6-15ubuntu2.4UNKNOWN
Ubuntu18.04noarchwpagui< 2:2.6-15ubuntu2.4UNKNOWN
Ubuntu18.04noarchwpagui-dbgsym< 2:2.6-15ubuntu2.4UNKNOWN
Ubuntu18.04noarchwpasupplicant< 2:2.6-15ubuntu2.4UNKNOWN
Ubuntu18.04noarchwpasupplicant-dbgsym< 2:2.6-15ubuntu2.4UNKNOWN
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5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

6.2 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

0.002 Low

EPSS

Percentile

55.3%

JSON
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