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CVE-2018-12542

Good to know:

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Date: October 10, 2018

In version from 3.0.0 to 3.5.3 of Eclipse Vert.x, the StaticHandler uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize '' (forward slashes) sequences that can resolve to a location that is outside of that directory when running on Windows Operating Systems.

Language: Java

Severity Score

Related Resources (9)

https://github.com/vert-x3/vertx-web
https://bugs.eclipse.org/bugs/show_bug.cgi?id=539171
https://nvd.nist.gov/vuln/detail/CVE-2018-12542
https://github.com/vert-x3/vertx-web/issues/1025
https://github.com/advisories/GHSA-h39x-m55c-v55h
https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26@%3Ccommits.pulsar.apache.org%3E
https://github.com/vert-x3/vertx-web/commit/57a65dce6f4c5aa5e3ce7288685e7f3447eb8f3b
https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E
https://www.mend.io/vulnerability-database/CVE-2018-12542

Severity Score

Weakness Type (CWE)

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CWE-22

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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