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redhatcveRedhat.comRH:CVE-2021-37533
HistoryFeb 15, 2023 - 6:59 a.m.

CVE-2021-37533

2023-02-1506:59:18
redhat.com
access.redhat.com
19
apache commons net
ftp
malicious server
information leakage

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.003 Low

EPSS

Percentile

65.5%

A flaw was found in Apache Commons Net’s FTP, where the client trusts the host from PASV response by default. A malicious server could redirect the Commons Net code to use a different host, but the user has to connect to the malicious server in the first place. This issue could lead to leakage of information about services running on the private network of the client.

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.003 Low

EPSS

Percentile

65.5%