CVE-2017-16894

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Summary

CVECVE-2017-16894
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-11-20 01:29:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionIn Laravel framework through 5.5.21, remote attackers can obtain sensitive information (such as externally usable passwords) via a direct request for the /.env URI. NOTE: this CVE is only about Laravel framework's writeNewEnvironmentFileWith function in src/Illuminate/Foundation/Console/KeyGenerateCommand.php, which uses file_put_contents without restricting the .env permissions. The .env filename is not used exclusively by Laravel framework.

Risk And Classification

Primary CVSS: v3.0 7.5 HIGH from [email protected]

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

EPSS: 0.887870000 probability, percentile 0.995270000 (date 2026-05-13)

Problem Types: CWE-200 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
2.0[email protected]Primary5AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

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

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Laravel Laravel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
PHP Laravel Framework Token Unserialize Remote Command Execution ≈ Packet Storm af854a3a-2127-422b-91ae-364da2661108 packetstormsecurity.com
Laravel Enviroment Variables - Read passwords and login credentials af854a3a-2127-422b-91ae-364da2661108 whiteboyz.xyz Third Party Advisory, URL Repurposed
Tijme Gommers na Twitterze: "Many Laravel applications expose their database, AWS & mail credentials due to misconfigurations ???? (credits to someone on a private Slack channel). https://t.co/1u0NCjfIrg… https://t.co/iZIDSwjoY7" af854a3a-2127-422b-91ae-364da2661108 twitter.com
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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