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jvnJapan Vulnerability NotesJVN:46892984
HistoryMay 19, 2022 - 12:00 a.m.

JVN#46892984: Multiple vulnerabilities in Rakuten Casa

2022-05-1900:00:00
Japan Vulnerability Notes
jvn.jp
32
rakuten casa
multiple vulnerabilities
hard-coded credentials
improper access control
remote attackers
arbitrary operations
root privileges
cve-2022-29525
cve-2022-28704
cve-2022-26834
software update
products affected

CVSS2

9

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.007

Percentile

80.5%

Rakuten Casa provided by Rakuten Mobile, Inc. contains multiple vulnerabilities listed below.

Use of Hard-coded Credentials (CWE-798) - CVE-2022-29525

Version Vector Score
CVSS v3 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Base Score: 5.9
CVSS v2 AV:N/AC:M/Au:N/C:C/I:N/A:N Base Score: 7.1

Improper Access Control (CWE-284) - CVE-2022-28704

Version Vector Score
CVSS v3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Base Score: 7.5
CVSS v2 V:N/AC:L/Au:N/C:C/I:N/A:N Base Score: 7.8

Improper Access Control (CWE-284) - CVE-2022-26834

Version Vector Score
CVSS v3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Base Score: 7.5
CVSS v2 AV:N/AC:L/Au:N/C:C/I:N/A:N Base Score: 7.8

Impact

  • An attacker who can obtain information about the product housing may log in with the root privileges and perform arbitrary operations - CVE-2022-29525
  • If the product is in its default settings in which is set to accept SSH connections from the WAN side, and is also connected to the Internet with the authentication information unchanged from the default settings, a remote attacker may log in with the root privileges and perform arbitrary operations - CVE-2022-28704
  • The information stored in the product may be obtained as the product is set to accept HTTP connections from the WAN side by default - CVE-2022-26834

Solution

Update the software
According to the developer, the fixed software for these vulnerabilities has been released in August 2021, and in the case where the product housing is properly set in accordance with Terms of Installation, the update is applied automatically.

Products Affected

  • Rakuten Casa version AP_F_V1_4_1 or AP_F_V2_0_0

CVSS2

9

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.007

Percentile

80.5%

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