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CVE-2020-13956

Published: Dec 2, 2020Updated: Dec 1, 2025 Sources: CVE List NVD GHSA BDUNVD-CWE-noinfo
NVD MITRE
5.3CVSSMEDIUM
EPSS Score
8.7%
Top 5.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

NVD-CWE-noinfo

Affected Products

httpclientapache
Mixed
Web & CMS Plugins / cms-core
quarkusquarkus
Library
OSS Libraries / web-framework
data integratororacle
On-prem
Databases / db-tooling
jd edwards enterpriseone orchestratororacle
On-premWeb App
Enterprise Software / erp
jd edwards enterpriseone toolsoracle
On-premDatabase
Databases / relational
apacheoss-projectUSWeb & CMS Pluginsaka apache http server, apache httpd
quarkusoss-projectOSS Librariesaka quarkus.io
oraclecommercialUSDatabasesaka oracle corp.
and 44 more affected products View all →

Exploitability

Official Patch Available

References

https://lists.apache.org/thread.html/r03bbc318c81be21f5c8a9b85e34f2ecc741aa804a8e43b0ef2c37749%40%3Cissues.maven.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/r043a75acdeb52b15dd5e9524cdadef4202e6a5228644206acf9363f9%40%3Cdev.hive.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/r06cf3ca5c8ceb94b39cd24a73d4e96153b485a7dac88444dd876accb%40%3Cissues.drill.apache.org%3E
lists.apache.org
and 130 more references View all →

Timeline

Published
Dec 2, 2020
Last Updated
Dec 1, 2025

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