Home/CVE/In Eclipse Vert.x 3.4.x up to 3.9.4, 4.0.0.milestone1, 4.0.0.milestone2, 4.0.0.milestone3, 4.0.0.milestone4, 4.0.0.miles
CVE

CVE-2019-17640

In Eclipse Vert.x 3.4.x up to 3.9.4, 4.0.0.milestone1, 4.0.0.milestone2, 4.0.0.milestone3, 4.0.0.milestone4, 4.0.0.miles

In Eclipse Vert.x 3.4.x up to 3.9.4, 4.0.0.milestone1, 4.0.0.milestone2, 4.0.0.milestone3, 4.0.0.milestone4, 4.0.0.milestone5, 4.0.0.Beta1, 4.0.0.Beta2, and 4.0.0.Beta3, StaticHandler doesn't correctly processes back slashes on Windows Operating systems, allowing, escape the webroot folder to the current working directory.

CRITICAL · CVSS 9.8 EPSS 0.0169
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWE-23Relative Path Traversal
▤

Affected Products & Versions

2
eclipse vert.x>= 3.4.0 and <= 3.9.4
eclipse vert.xall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven io.vertx:vertx-web CRITICAL fixed in 3.9.4
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · emo@eclipse.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Oct 2020 · 09:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugs.eclipse.org/bugs/show_bug.cgi?id=567416Vendor Advisory
https://lists.apache.org/thread.html/r591f6932560c8c46cee87415afed92924a982189fea7f7c9096f8e33%40%3Ccommits.pulsar.apache.org%3E
https://lists.apache.org/thread.html/r8383b5e7344a8b872e430ad72241b84b83e9701d275c602cfe34a941%40%3Ccommits.servicecomb.apache.org%3E
https://lists.apache.org/thread.html/r8d863b148efe778ce5f8f961d0cafeda399e681d3f0656233b4c5511%40%3Ccommits.pulsar.apache.org%3E
https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E
https://lists.apache.org/thread.html/rfd0ebf8387cfd0b959d1e218797e709793cce51a5ea2f84d0976f47d%40%3Ccommits.pulsar.apache.org%3E
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