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ubuntuUbuntuUSN-4136-1
HistorySep 18, 2019 - 12:00 a.m.

wpa_supplicant and hostapd vulnerability

2019-09-1800:00:00
ubuntu.com
65

6.5 Medium

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7 High

AI Score

Confidence

High

3.3 Low

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

56.9%

JSON

Releases

  • Ubuntu 19.04
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • wpa - client support for WPA and WPA2

Details

It was discovered that wpa_supplicant incorrectly handled certain management
frames. An attacker could possibly use this issue to cause a denial of service.

OSVersionArchitecturePackageVersionFilename
Ubuntu19.04noarchhostapd< 2:2.6-21ubuntu3.3UNKNOWN
Ubuntu19.04noarchwpagui< 2:2.6-21ubuntu3.3UNKNOWN
Ubuntu19.04noarchwpasupplicant< 2:2.6-21ubuntu3.3UNKNOWN
Ubuntu19.04noarchwpasupplicant-udeb< 2:2.6-21ubuntu3.3UNKNOWN
Ubuntu18.04noarchhostapd< 2:2.6-15ubuntu2.5UNKNOWN
Ubuntu18.04noarchhostapd-dbgsym< 2:2.6-15ubuntu2.5UNKNOWN
Ubuntu18.04noarchwpagui< 2:2.6-15ubuntu2.5UNKNOWN
Ubuntu18.04noarchwpagui-dbgsym< 2:2.6-15ubuntu2.5UNKNOWN
Ubuntu18.04noarchwpasupplicant< 2:2.6-15ubuntu2.5UNKNOWN
Ubuntu18.04noarchwpasupplicant-dbgsym< 2:2.6-15ubuntu2.5UNKNOWN
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Debian LTS: Security Advisory for wpa (DLA-1922-1)
2019-09-17 00:00:00
Fedora Update for hostapd FEDORA-2019-740834c559
2020-01-09 00:00:00
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2019-11-09 21:22:00
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2019-11-17 01:13:59
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6.5 Medium

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7 High

AI Score

Confidence

High

3.3 Low

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

56.9%

JSON
Related for USN-4136-1
openvas10cbl_mariner2fedora5veracode1nessus18ubuntucve1debian2osv3prion1cve1mageia1redhatcve1alpinelinux1ubuntu1debiancve1suse4photon2slackware1rosalinux1androidsecurity1