| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 4 |
| CVE ID | CVE-2021-31864 CVE-2021-31865 CVE-2021-31866 CVE-2021-31863 |
| CWE ID | CWE-254 CWE-200 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Redmine Web applications / CRM systems |
| Vendor | Ruby |
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C] [PCI]
CVE-ID: CVE-2021-31864
CWE-ID:
CWE-254 - Security Features
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the security features bypass issue. A remote attacker can bypass the "add_issue_notes" permission requirement.
MitigationInstall updates from vendor's website.
Vulnerable software versionsRedmine: 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.5, 4.0.6, 4.0.7, 4.0.8, 4.1.0, 4.1.1, 4.1.2, 4.2.0
CPEhttps://www.redmine.org/projects/redmine/wiki/Security_Advisories
https://www.redmine.org/news/131
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.
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C] [PCI]
CVE-ID: CVE-2021-31865
CWE-ID:
CWE-254 - Security Features
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the security features bypass issue. A remote attacker can send a specially crafted request and circumvent the allowed filename extensions of uploaded attachments.
MitigationInstall updates from vendor's website.
Vulnerable software versionsRedmine: 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.5, 4.0.6, 4.0.7, 4.0.8, 4.1.0, 4.1.1, 4.1.2, 4.2.0
CPEhttps://www.redmine.org/projects/redmine/wiki/Security_Advisories
https://www.redmine.org/news/131
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.
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C] [PCI]
CVE-ID: CVE-2021-31866
CWE-ID:
CWE-200 - Information Exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application. A remote attacker can learn the values of internal authentication keys by observing timing differences in string comparison operations within SysController and MailHandlerController.
MitigationInstall updates from vendor's website.
Vulnerable software versionsRedmine: 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.5, 4.0.6, 4.0.7, 4.0.8, 4.1.0, 4.1.1, 4.1.2
CPEhttps://www.redmine.org/projects/redmine/wiki/Security_Advisories
https://www.redmine.org/news/131
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.
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C] [PCI]
CVE-ID: CVE-2021-31863
CWE-ID:
CWE-200 - Information Exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in the Git repository integration. A remote attacker can gain unauthorized access to sensitive information on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsRedmine: 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.5, 4.0.6, 4.0.7, 4.0.8, 4.1.0, 4.1.1, 4.1.2, 4.2.0
CPEhttps://www.redmine.org/projects/redmine/wiki/Security_Advisories
https://www.redmine.org/news/131
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.