SQL-injection in Nagios - CVE-2018-8734
Published: May 31, 2018 / Updated: June 17, 2021
Vulnerability identifier: #VU13098
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-8734
CWE-ID: CWE-89
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary SQL commands in web application database.
The vulnerability exists due to insufficient validation of user-supplied input passed via the selInfoKey1 parameter. A remote attacker can send a specially crafted HTTP request to vulnerable script and execute arbitrary SQL commands in web application database.
Successful exploitation of the vulnerability may allow an attacker to gain administrative access to vulnerable web application.
Affected software
Nagios
How to mitigate CVE-2018-8734
Update to version 5.4.13.
Links to Public Exploits and PoC-codes
- Exploit #6212 - Nagios XI 5.2.6 < 5.2.9 / 5.3 / 5.4 - Chained Remote Root (June 17, 2021)
- Exploit #1937 - Nagios-XI-5.2.6-9-5.3-5.4-Chained-Remote-Root-Exploit-Fixed (Fixed exploit for Nagios CVE-2018-8733, CVE-2018-8734, CVE-2018-8735, CVE-2018-8736 https://www.exploit-db.com/exploits/44560/) (March 18, 2020)
- Exploit #1826 - Nagios XI Chained Remote Code Execution (March 18, 2020)