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Vulnerability record · CVE-2018-5403 · published 10 January 2019

CVE-2018-5403: Imperva securesphere command injection vulnerability

Imperva · Securesphere

Imperva SecureSphere gateway (GW) running v13, for both pre-First Time Login or post-First Time Login (FTL), if the attacker knows the basic authentication passwords, the GW may be vulnerable to RCE through specially crafted requests, from the web access management interface.

8.1 CVSS 3.0 High EPSS 2.4% · top 16.5% CWE-77 · Command injectionCWE-287 · Improper authentication
8.1CVSS 3.0 base score, v2 6.8
2.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Imperva SecureSphere gateway (GW) running v13, for both pre-First Time Login or post-First Time Login (FTL), if the attacker knows the basic authentication passwords, the GW may be vulnerable to RCE through specially crafted requests, from the web access management interface.

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.exploit-db.com/exploits/45542 ExploitThird Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/45542 ExploitThird Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2018-19646Imperva securesphere os command injection vulnerabilityThe Python CGI scripts in PWS in Imperva SecureSphere 13.0.10, 13.1.10, and 13.2.10 allow remote attackers to execute arbitrary OS commands because c…EPSS 3.5%8.8CVE-2018-16660Imperva securesphere os command injection vulnerabilityA 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 exec…EPSS 17%8.8CVE-2018-5413Imperva securesphere execution with unnecessary privileges vulnerabilityImperva SecureSphere running v13.0, v12.0, or v11.5 allows low privileged users to add SSH login keys to the admin user, resulting in privilege escal…EPSS 1.3%7.8CVE-2018-5412Imperva securesphere command injection vulnerabilityImperva SecureSphere running v12.0.0.50 is vulnerable to local arbitrary code execution, escaping sealed-mode.EPSS 0.61%7.5CVE-2013-4091Imperva securesphere vulnerabilityThe SecureSphere Operations Manager (SOM) Management Server in Imperva SecureSphere 9.0.0.5 does not have an off autocomplete attribute for the passw…EPSS 5.6%6.5CVE-2013-4095Imperva securesphere improper input validation vulnerabilityplain/actionsets.html in the SecureSphere Operations Manager (SOM) Management Server in Imperva SecureSphere 9.0.0.5 allows remote authenticated user…EPSS 5.9%6.5CVE-2013-4094Imperva securesphere improper input validation vulnerabilityThe Key Management feature in the SecureSphere Operations Manager (SOM) Management Server in Imperva SecureSphere 9.0.0.5 allows remote authenticated…EPSS 5.6%5.0CVE-2013-4093Imperva securesphere path traversal vulnerabilityThe SecureSphere Operations Manager (SOM) Management Server in Imperva SecureSphere 9.0.0.5 allows remote attackers to obtain sensitive information v…EPSS 6.9%

Source: NIST National Vulnerability Database (record CVE-2018-5403), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.