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ubuntucveUbuntu.comUB:CVE-2020-25717
HistoryNov 09, 2021 - 12:00 a.m.

CVE-2020-25717

2021-11-0900:00:00
ubuntu.com
ubuntu.com
33

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

8.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

40.4%

A flaw was found in the way Samba maps domain users to local users. An
authenticated attacker could use this flaw to cause possible privilege
escalation.

Bugs

Notes

Author Note
mdeslaur The fix for this issue introduces behaviour changes
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchsamba< 2:4.7.6+dfsg~ubuntu-0ubuntu2.26UNKNOWN
ubuntu20.04noarchsamba< 2:4.13.14+dfsg-0ubuntu0.20.04.1UNKNOWN
ubuntu21.04noarchsamba< 2:4.13.14+dfsg-0ubuntu0.21.04.1UNKNOWN
ubuntu21.10noarchsamba< 2:4.13.14+dfsg-0ubuntu0.21.10.1UNKNOWN
ubuntu22.04noarchsamba< 2:4.13.14+dfsg-0ubuntu1UNKNOWN
ubuntu22.10noarchsamba< 2:4.13.14+dfsg-0ubuntu1UNKNOWN
ubuntu23.04noarchsamba< 2:4.13.14+dfsg-0ubuntu1UNKNOWN
ubuntu23.10noarchsamba< 2:4.13.14+dfsg-0ubuntu1UNKNOWN
ubuntu14.04noarchsamba< anyUNKNOWN
ubuntu16.04noarchsamba< anyUNKNOWN

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

8.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

40.4%