Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 4 |
CVE-ID | CVE-2019-5975 CVE-2019-5976 CVE-2019-5977 CVE-2019-5978 |
CWE-ID | CWE-79 CWE-20 CWE-74 CWE-601 |
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 4 vulnerabilities.
EUVDB-ID: #VU19234
Risk: Low
CVSSv3.1: 3.9 [CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2019-5975
CWE-ID:
CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Exploit availability: No
DescriptionThe 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 the "Portal" application. A remote unauthenticated attacker can trick the logged in user 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsCybozu Garoon: 4.6.0 - 4.10.2
External linkshttp://cs.cybozu.co.jp/2019/006902.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.
EUVDB-ID: #VU19235
Risk: Medium
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-2019-5976
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote authenticated administrator can alter session authentication data and crash the target component.
Install updates from vendor's website.
Vulnerable software versionsCybozu Garoon: 4.0.0 - 4.10.2
External linkshttp://cs.cybozu.co.jp/2019/006902.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.
EUVDB-ID: #VU19236
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-2019-5977
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to send out arbitrary email messages.
The vulnerability exist due to the mail header injection in the "E-mail" application. A remote authenticated attacker can send out emails with tampered headers.
Install updates from vendor's website.
Vulnerable software versionsCybozu Garoon: 4.0.0 - 4.10.2
External linkshttp://cs.cybozu.co.jp/2019/006902.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.
EUVDB-ID: #VU19237
Risk: Low
CVSSv3.1: 3 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2019-5978
CWE-ID:
CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to redirect victims to arbitrary URL.
The vulnerability exists due to improper sanitization of user-supplied data in the "Scheduler" application. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.
Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.
MitigationInstall updates from vendor's website.
Vulnerable software versionsCybozu Garoon: 4.0.0 - 4.10.2
External linkshttp://cs.cybozu.co.jp/2019/006902.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.