Multiple vulnerabilities in Cybozu Garoon

Published: 2024-05-13

Risk	Low
Patch available	YES
Number of vulnerabilities	6
CVE-ID	CVE-2024-31397 CVE-2024-31398 CVE-2024-31399 CVE-2024-31401 CVE-2024-31402 CVE-2024-31400
CWE-ID	CWE-231 CWE-200 CWE-400 CWE-79 CWE-863
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Cybozu Garoon Web applications / Other software
Vendor	Cybozu

Security Bulletin

This security bulletin contains information about 6 vulnerabilities.

1) Improper Handling of Extra Values

EUVDB-ID: #VU89362

Risk: Low

CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-31397

CWE-ID: CWE-231 - Improper Handling of Extra Values

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper handling of data in Mail. A remote administrator can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cybozu Garoon: 5.0.0 - 5.15.2

CPE2.3

External links

http://jvn.jp/en/jp/JVN28869536/index.html
http://cs.cybozu.co.jp/2024/007901.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Information disclosure

EUVDB-ID: #VU89363

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-31398

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to improper restriction on the output of some API. A remote user can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cybozu Garoon: 5.0.0 - 5.15.2

CPE2.3

External links

http://jvn.jp/en/jp/JVN28869536/index.html
http://cs.cybozu.co.jp/2024/007901.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Resource exhaustion

EUVDB-ID: #VU89365

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-31399

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources in Mail. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cybozu Garoon: 5.0.0 - 5.15.2

CPE2.3

External links

http://jvn.jp/en/jp/JVN28869536/index.html
http://cs.cybozu.co.jp/2024/007901.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Cross-site scripting

EUVDB-ID: #VU89366

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-31401

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in Scheduler. A remote user can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cybozu Garoon: 5.0.0 - 5.15.2

CPE2.3

External links

http://jvn.jp/en/jp/JVN28869536/index.html
http://cs.cybozu.co.jp/2024/007901.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Incorrect authorization

EUVDB-ID: #VU89367

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-31402

CWE-ID: CWE-863 - Incorrect Authorization

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to improper restriction on some operation in Shared To-Dos. A remote user can delete the data of Shared To-Dos.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cybozu Garoon: 5.0.0 - 5.15.2

CPE2.3

External links

http://jvn.jp/en/jp/JVN28869536/index.html
http://cs.cybozu.co.jp/2024/007901.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Information disclosure

EUVDB-ID: #VU89368

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-31400

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in Mail. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cybozu Garoon: 5.0.0 - 5.15.0

CPE2.3

External links

http://jvn.jp/en/jp/JVN28869536/index.html
http://cs.cybozu.co.jp/2024/007901.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.