Multiple vulnerabilities in Nagios XI



Risk Medium
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2023-24035
CVE-2023-24036
CVE-2023-24037
CWE-ID CWE-287
CWE-601
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Nagios XI
Server applications / Other server solutions

Vendor nagios.org

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Improper Authentication

EUVDB-ID: #VU72061

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-24035

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to insecure ticket authentication. A remote attacker can use timing attack to potentially bypass authentication process and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Nagios XI: 5.2.0 - 5.9.2

CPE2.3 External links

https://www.nagios.com/downloads/nagios-xi/change-log/#5.9.3


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.

2) Open redirect

EUVDB-ID: #VU72062

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-24036

CWE-ID: CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')

Exploit availability: No

Description

The vulnerability allows a remote attacker to redirect victims to arbitrary URL.

The vulnerability exists due to improper sanitization of user-supplied data. 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Nagios XI: 5.2.0 - 5.9.2

CPE2.3 External links

https://www.nagios.com/downloads/nagios-xi/change-log/#5.9.3


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.

3) Improper Authentication

EUVDB-ID: #VU72063

Risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-24037

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to application is using weak authentication tokens and salts. A remote attacker can bypass authentication process and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Nagios XI: 5.2.0 - 5.9.2

CPE2.3 External links

https://www.nagios.com/downloads/nagios-xi/change-log/#5.9.3


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.



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