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ubuntuUbuntuUSN-4530-1
HistorySep 22, 2020 - 12:00 a.m.

Debian-LAN vulnerabilities

2020-09-2200:00:00
ubuntu.com
53

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

21.8%

Releases

  • Ubuntu 18.04 ESM

Packages

  • debian-lan-config - FAI config space for the Debian-LAN system

Details

Wolfgang Schweer discovered that Debian-LAN did not properly handle ACLs
for the Kerberos admin server. A local attacker could possibly use this
issue to change the passwords of other users, leading to root privilege
escalation. (CVE-2019-3467)

OSVersionArchitecturePackageVersionFilename
Ubuntu18.04noarchdebian-lan-config< 0.23+deb9u1build0.18.04.1UNKNOWN

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

21.8%