mpxj mpxj CVE-2020-35460 in Mpxj and Oracle Products
Published on December 14, 2020

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common/InputStreamHelper.java in Packwood MPXJ before 8.3.5 allows directory traversal in the zip stream handler flow, leading to the writing of files to arbitrary locations.

Github Repository NVD

Vulnerability Analysis

CVE-2020-35460 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, with no impact on integrity, and no impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
LOW
Availability Impact:
NONE

Weakness Type

What is a Directory traversal Vulnerability?

The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

CVE-2020-35460 has been classified to as a Directory traversal vulnerability or weakness.


Products Associated with CVE-2020-35460

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Vulnerable Packages

The following package name and versions may be associated with CVE-2020-35460

Package Manager Vulnerable Package Versions Fixed In
maven net.sf.mpxj:mpxj >= 8.3.5, < 13.5.1 13.5.1
nuget net.sf.mpxj >= 8.3.5, < 13.5.1 13.5.1
nuget net.sf.mpxj-for-csharp >= 8.3.5, < 13.5.1 13.5.1
nuget net.sf.mpxj-for-vb >= 8.3.5, < 13.5.1 13.5.1
nuget MPXJ.Net >= 13.0.0, < 13.5.1 13.5.1
pip mpxj >= 8.3.5, < 13.5.1 13.5.1
rubygems mpxj >= 8.3.5, < 13.5.1 13.5.1

Exploit Probability

EPSS
0.65%
Percentile
70.32%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.