Medium severity · published Sep 19, 2023
CVE-2023-40932
A Cross-site scripting (XSS) vulnerability in Nagios XI version 5.11.1 and below allows authenticated attackers with access to the custom logo component to inject arbitrary…
5.4
CVSS
0.9%
EPSS
No
On KEV
Description
A Cross-site scripting (XSS) vulnerability in Nagios XI version 5.11.1 and below allows authenticated attackers with access to the custom logo component to inject arbitrary javascript or HTML via the alt-text field. This affects all pages containing the navbar including the login page which means the attacker is able to to steal plaintext credentials.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NX
Nagios XI · Nagios
before 5.11.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-40932
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-40932
Third Party Advisory
https://outpost24.com/blog/nagios-xi-vulnerabilities/
Vendor Advisory
https://www.nagios.com/products/security/
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