Risk | High |
Patch available | YES |
Number of vulnerabilities | 7 |
CVE-ID | CVE-2021-43200 CVE-2021-43198 CVE-2021-43199 CVE-2021-43197 CVE-2021-43195 CVE-2021-43193 CVE-2021-43194 |
CWE-ID | CWE-264 CWE-79 CWE-94 CWE-693 CWE-20 CWE-200 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software |
TeamCity Web applications / CRM systems |
Vendor | JetBrains s.r.o. |
Security Bulletin
This security bulletin contains information about 7 vulnerabilities.
EUVDB-ID: #VU58008
Risk: Low
CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-43200
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a remote user to bypass implemented security restrictions.
The vulnerability exists due to application does not properly impose security restrictions in the agent push functionality. A remote user can gain unauthorized access to the application.
Install updates from vendor's website.
Vulnerable software versionsTeamCity: 2017.1 - 2021.1.1
CPE2.3http://blog.jetbrains.com/blog/2021/11/08/jetbrains-security-bulletin-q3-2021
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: #VU58007
Risk: Low
CVSSv4.0: 1.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-43198
CWE-ID:
CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Exploit availability: No
DescriptionThe disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data. A remote privileged user can inject 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 versionsTeamCity: 2017.1 - 2021.1.1
CPE2.3http://blog.jetbrains.com/blog/2021/11/08/jetbrains-security-bulletin-q3-2021
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: #VU58006
Risk: Low
CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-43199
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a remote user to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions in the create patch functionality. A remote user can bypass implemented security restrictions.
Install updates from vendor's website.
Vulnerable software versionsTeamCity: 2017.1 - 2021.1.1
CPE2.3http://blog.jetbrains.com/blog/2021/11/08/jetbrains-security-bulletin-q3-2021
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: #VU58005
Risk: Low
CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-43197
CWE-ID:
CWE-94 - Improper Control of Generation of Code ('Code Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary HTML code on the target system.
The vulnerability exists due to improper input validation in email notifications. A remote attacker can execute arbitrary HTML code in the email client when reading the message.
Install updates from vendor's website.
Vulnerable software versionsTeamCity: 2017.1 - 2021.1.1
CPE2.3http://blog.jetbrains.com/blog/2021/11/08/jetbrains-security-bulletin-q3-2021
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.
EUVDB-ID: #VU58004
Risk: Low
CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-43195
CWE-ID:
CWE-693 - Protection Mechanism Failure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to missing certain HTTP security headers. An attacker can bypass implemented security restrictions.
MitigationInstall updates from vendor's website.
Vulnerable software versionsTeamCity: 2017.1 - 2021.1.1
CPE2.3http://blog.jetbrains.com/blog/2021/11/08/jetbrains-security-bulletin-q3-2021
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.
EUVDB-ID: #VU58002
Risk: High
CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2021-43193
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to insufficient validation of user-supplied input agent push functionality. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the system.
Install updates from vendor's website.
Vulnerable software versionsTeamCity: 2017.1 - 2021.1.1
CPE2.3http://blog.jetbrains.com/blog/2021/11/08/jetbrains-security-bulletin-q3-2021
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.
EUVDB-ID: #VU58001
Risk: Low
CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-43194
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 enumerate application users.
Install updates from vendor's website.
Vulnerable software versionsTeamCity: 2017.1 - 2021.1.1
CPE2.3http://blog.jetbrains.com/blog/2021/11/08/jetbrains-security-bulletin-q3-2021
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.