Service interruption via eager request-body loading
Published Sep 3, 2025 · Updated Sep 3, 2025
Denial of service in Flight before 1.2 allows remote attackers to crash hosted PHP applications with oversized HTTP request bodies. The Request constructor calls getBody for every request, causing file_get_contents on php://input to copy POST or PUT payloads into memory even when unused. Unauthenticated network access to a Flight endpoint accepting large bodies is sufficient; concurrent payloads can exhaust PHP worker memory and interrupt the hosted service.
Summary
What happened
Denial of service in Flight before 1.2 allows remote attackers to crash hosted PHP applications with oversized HTTP request bodies. The Request constructor calls getBody for every request, causing file_get_contents on php://input to copy POST or PUT payloads into memory even when unused. Unauthenticated network access to a Flight endpoint accepting large bodies is sufficient; concurrent payloads can exhaust PHP worker memory and interrupt the hosted service.
The record
- CVE
- CVE-2014-125127
- Published
- Sep 3, 2025
- Updated
- Sep 3, 2025
- Vendor
- FlightPHP
- Product
- Flight
- Classifications
- CWE-770, T1499.003
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Sep 3, 2025CVE publishedPublication date reported by the CVE source.
- Sep 3, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=v1.0 <=v1.1.10
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- Checkmarx request-body exhaustion proof of conceptproof of concept · demonstrated
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Technologies
Your stack
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Your stack
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