CVEvulnerability
CVE-2021-45468
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2022-01-14
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-444
Description
Imperva Web Application Firewall (WAF) before 2021-12-23 allows remote unauthenticated attackers to use "Content-Encoding: gzip" to evade WAF security controls and send malicious HTTP POST requests to web servers behind the WAF.
Affected configurations
• imperva web application firewall (< 2021-12-23)
Related
Weakness · CWE (1)
- CWE-444 Inconsistent Interpretation of HTTP Requests weakness
References
- https://bishopfox.com/blog/imperva-eliminates-critical-exposure Exploit, Third Party Advisory
- https://bishopfox.com/blog/imperva-eliminates-critical-exposure Exploit, Third Party Advisory