CVE-2018-15904
CVE-2018-15904 is a critical-severity vulnerability in A10networks Acos Web Application Firewall with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 1% (60th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-89
- Affected product: A10networks Acos Web Application Firewall
- Published:
- Last modified:
Description
A10 ACOS Web Application Firewall (WAF) 2.7.1 and 2.7.2 before 2.7.2-P12, 4.1.0 before 4.1.0-P11, 4.1.1 before 4.1.1-P8, and 4.1.2 before 4.1.2-P4 mishandles the configured rules for blocking SQL injection attacks, aka A10-2017-0008.
Frequently asked questions
- What is CVE-2018-15904?
- A10 ACOS Web Application Firewall (WAF) 2.7.1 and 2.7.2 before 2.7.2-P12, 4.1.0 before 4.1.0-P11, 4.1.1 before 4.1.1-P8, and 4.1.2 before 4.1.2-P4 mishandles the configured rules for blocking SQL injection attacks, aka A10-2017-0008.
- How severe is CVE-2018-15904?
- CVE-2018-15904 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-15904 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-15904?
- CVE-2018-15904 primarily affects A10networks Acos Web Application Firewall. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2018-15904?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2018-15904 published?
- CVE-2018-15904 was published on 2018-08-27 and last updated on 2026-06-17.
References
- https://www.a10networks.com/support/security-advisories/waf-sql-injection-attack-sqlia-vulnerability
Affected products (37)
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.1:*:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:*:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p1:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p10:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p11:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p2:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p3:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p4:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p5:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p6:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p7:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p7-sp3:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p8:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:2.7.2:p9:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:p1:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:p10:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:p2:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:p3:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:p4:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:p5:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:p6:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:p7:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:p8:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.0:p9:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.1:p1:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.1:p2:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.1:p3:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.1:p4:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.1:p5:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.1:p6:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.1:p7:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.2:p1:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.2:p2:*:*:*:*:*:*
- cpe:2.3:a:a10networks:acos_web_application_firewall:4.1.2:p3:*:*:*:*:*:*
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