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redosRedosROS-20230628-01
HistoryJun 28, 2023 - 12:00 a.m.

ROS-20230628-01

2023-06-2800:00:00
redos.red-soft.ru
6
nextcloud
server vulnerability
remote attacker
compromise
password reset
access
other user
credentials

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

64.5%

The Nextcloud server vulnerability is related to a lack of brute force protection at the password reset endpoint.
Exploitation of the vulnerability could allow an attacker acting remotely to compromise the password reset links.
password.

The Nextcloud server vulnerability is related to the fact that user-level external storage can be
be used to collect credentials of other users. Exploitation of the vulnerability could allow
an attacker acting remotely to gain access to another user’s credentials and take over that user’s account.
account.

OSVersionArchitecturePackageVersionFilename
redos7.3x86_64nextcloud<= 25.0.5-2UNKNOWN

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

64.5%