Vulnerability Intelligence Report
mod_proxy X-Forwarded-For dropped by hop-by-hop mechanism
CVE-2022-31813
Apache HTTP Server 2.4.53 and earlier may not send the X-Forwarded-* headers to the origin server based on client side Connection header hop-by-hop mechanism. This may be used to bypass IP based authentication on the origin server/application.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
EPSS Probability:3.14%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-348 ↗CWE-348 Use of Less Trusted Source
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Apache Software Foundation | Apache HTTP Server | Apache HTTP Server 2.4 <= 2.4.53 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
3.140%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Apache Software Foundation · Vendor · USA |
| Reserved | 2022-05-30T00:00:00 |
| Published | 2022-06-08T10:00:57 |
| Last Updated | 2024-08-03T07:26:01 |
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