apache httpclient CVE-2020-13956 vulnerability in Apache and Other Products
Published on December 2, 2020

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Apache HttpClient versions prior to version 4.5.13 and 5.0.3 can misinterpret malformed authority component in request URIs passed to the library as java.net.URI object and pick the wrong target host for request execution.

Github Repository NVD

Vulnerability Analysis

CVE-2020-13956 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

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.


Products Associated with CVE-2020-13956

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Vulnerable Packages

The following package name and versions may be associated with CVE-2020-13956

Package Manager Vulnerable Package Versions Fixed In
maven org.odpi.egeria:egeria-connector-xtdb < 3.5 3.5

Exploit Probability

EPSS
9.03%
Percentile
95.22%

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.