Lucene search

K
ubuntucveUbuntu.comUB:CVE-2021-20251
HistoryOct 27, 2022 - 12:00 a.m.

CVE-2021-20251

2022-10-2700:00:00
ubuntu.com
ubuntu.com
13

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

2.6 Low

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

47.7%

A flaw was found in samba. A race condition in the password lockout code
may lead to the risk of brute force attacks being successful if special
conditions are met.

Bugs

Notes

Author Note
mdeslaur Samba team considers this issue not serious enough for an advisory, and did not publish updates for releases earlier than 4.16

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

2.6 Low

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

47.7%