eclipse jetty CVE-2021-28163 vulnerability in Eclipse and Other Products
Published on April 1, 2021

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In Eclipse Jetty 9.4.32 to 9.4.38, 10.0.0.beta2 to 10.0.1, and 11.0.0.beta2 to 11.0.1, if a user uses a webapps directory that is a symlink, the contents of the webapps directory is deployed as a static webapp, inadvertently serving the webapps themselves and anything else that might be in that directory.

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Vulnerability Analysis

CVE-2021-28163 can be exploited with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.

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

Weakness Type

What is an Information Disclosure Vulnerability?

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

CVE-2021-28163 has been classified to as an Information Disclosure vulnerability or weakness.


Products Associated with CVE-2021-28163

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Affected Versions

The Eclipse Foundation Eclipse Jetty:

Vulnerable Packages

The following package name and versions may be associated with CVE-2021-28163

Package Manager Vulnerable Package Versions Fixed In
maven org.eclipse.jetty:jetty-deploy >= 11.0.0, < 11.0.2 11.0.2
maven org.eclipse.jetty:jetty-deploy >= 10.0.0, < 10.0.2 10.0.2
maven org.eclipse.jetty:jetty-deploy >= 9.4.32, < 9.4.39 9.4.39

Exploit Probability

EPSS
0.15%
Percentile
36.14%

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.