Multiple vulnerabilities in FortiManager and FortiAnalyzer
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 4 |
| CVE-ID | CVE-2021-32598 CVE-2021-32587 CVE-2021-32603 CVE-2021-32597 |
| CWE-ID | CWE-113 CWE-284 CWE-918 CWE-79 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
FortiManager Server applications / IDS/IPS systems, Firewalls and proxy servers FortiAnalyzer Server applications / IDS/IPS systems, Firewalls and proxy servers |
| Vendor | Fortinet, Inc |
Security Bulletin
This security bulletin contains information about 4 vulnerabilities.
1) HTTP response splitting
EUVDB-ID: #VU55555
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-2021-32598
CWE-ID:
CWE-113 - Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting')
Exploit availability: No
DescriptionThe vulnerability allows a remote user to perform HTTP splitting attacks.
The vulnerability exists due to software does not correctly processes CRLF character sequences in FortiManager and FortiAnalyzer GUI. A remote user can send specially crafted request containing CRLF sequence and make the application to send a split HTTP response.
Successful exploitation of the vulnerability may allow an attacker perform cache poisoning attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsFortiManager: 5.6.0 - 7.0.0
FortiAnalyzer: 5.6.0 - 7.0.0
CPE2.3- cpe:2.3:a:fortinet:fortimanager:5.6.11:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortimanager:6.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortimanager:6.2.8:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortimanager:6.4.6:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortimanager:7.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortianalyzer:5.6.11:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortianalyzer:6.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortianalyzer:6.2.8:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortianalyzer:6.4.6:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortianalyzer:7.0.0:*:*:*:*:*:*:*
https://www.fortiguard.com/psirt/FG-IR-21-063
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Improper access control
EUVDB-ID: #VU55556
Risk: Low
CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-32587
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote user with restricted user profile to retrieve the list of administrative users of other ADOMs and their related configuration.
MitigationInstall updates from vendor's website.
Vulnerable software versionsFortiManager: 5.6.0 - 7.0.0
FortiAnalyzer: 5.6.0 - 7.0.0
CPE2.3- cpe:2.3:a:fortinet:fortimanager:6.4.5:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortianalyzer:6.4.5:*:*:*:*:*:*:*
https://www.fortiguard.com/psirt/FG-IR-21-059
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Server-Side Request Forgery (SSRF)
EUVDB-ID: #VU55557
Risk: Medium
CVSSv4.0: 6.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-32603
CWE-ID:
CWE-918 - Server-Side Request Forgery (SSRF)
Exploit availability: No
DescriptionThe disclosed vulnerability allows a remote user to perform SSRF attacks.
The vulnerability exists due to insufficient validation of user-supplied input in FortiManager and FortiAnalyser GUI. A remote user can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.
Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsFortiManager: 5.6.0 - 7.0.0
FortiAnalyzer: 5.6.0 - 7.0.0
CPE2.3- cpe:2.3:a:fortinet:fortimanager:6.2.7:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortianalyzer:6.2.7:*:*:*:*:*:*:*
https://www.fortiguard.com/psirt/FG-IR-21-050
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
4) Cross-site scripting
EUVDB-ID: #VU55558
Risk: Medium
CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-32597
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 FortiManager and FortiAnalyzer user interface. A remote attacker 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsFortiManager: 6.2.0 - 7.0.0
FortiAnalyzer: 6.2.0 - 7.0.0
CPE2.3https://www.fortiguard.com/psirt/FG-IR-21-054
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
