CVE-2018-16660

HIGH

Imperva SecureSphere <13.1.0.10 - Command Injection

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2018-16660. PoCs published by rsp3ar, rsp3ar <lukunming<at>gmail.com>, including Metasploit module exploits/linux/http/imperva_securesphere_exec.

AI-analyzed exploit summary This exploit demonstrates a command injection vulnerability in Imperva SecureSphere 13's PWS component, allowing unauthenticated or authenticated remote code execution via crafted parameters in the 'impcli' endpoint. The PoC uses base64-encoded commands injected into the 'installer-address' parameter.

Description

A command injection vulnerability in PWS in Imperva SecureSphere 13.0.0.10 and 13.1.0.10 Gateway allows an attacker with authenticated access to execute arbitrary OS commands on a vulnerable installation.

Exploits (2)

exploitdb WORKING POC VERIFIED
by rsp3ar · pythonwebappslinux
https://www.exploit-db.com/exploits/45542

This exploit demonstrates a command injection vulnerability in Imperva SecureSphere 13's PWS component, allowing unauthenticated or authenticated remote code execution via crafted parameters in the 'impcli' endpoint. The PoC uses base64-encoded commands injected into the 'installer-address' parameter.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Imperva SecureSphere 13.0.10, 13.1.10, 13.2.10
No auth needed
Prerequisites: Network access to the target · Pre-FTL mode for unauthenticated exploitation or valid agent registration password for authenticated exploitation
devstral-2 · analyzed Feb 18, 2026 Full analysis →
metasploit WORKING POC EXCELLENT
by rsp3ar <lukunming<at>gmail.com> · rubypoclinux
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/imperva_securesphere_exec.rb

This Metasploit module exploits a command injection vulnerability in Imperva SecureSphere 13.x by injecting commands into the 'installer-address' parameter of the PWS service. It requires valid agent registration credentials for authentication.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Imperva SecureSphere 13.0/13.1/13.2
Auth required
Prerequisites: Valid agent registration credentials · Access to the PWS service on port 443
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
https://www.exploit-db.com/exploits/45542/

Scores

CVSS v3 8.8
EPSS 0.1857
EPSS Percentile 96.9%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-78
Status published
Products (3)
imperva/securesphere 13.0.10
imperva/securesphere 13.1.10
imperva/securesphere 13.2.10
Published Apr 25, 2019
Tracked Since Feb 18, 2026