CVE-2020-13956

5.3 MEDIUM
Published: December 02, 2020 Modified: December 01, 2025

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://security.netapp.com/advisory/ntap-20220210-0002/
Source: security@apache.org
Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.html
Source: security@apache.org
Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html
Source: security@apache.org
Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html
Source: security@apache.org
Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.html
Source: security@apache.org
Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html
Source: security@apache.org
Patch Third Party Advisory
https://priyankn.github.io/2021-02-26-CVE-2020-13956/
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.netapp.com/advisory/ntap-20220210-0002/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory

127 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.5%
65th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

apache oracle quarkus netapp