CVE-2020-13956

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Summary

CVECVE-2020-13956
StatePUBLISHED
Assignerapache
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-12-02 17:15:14 UTC
Updated2026-10-08 19:16:54 UTC
DescriptionApache 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.

Risk And Classification

Primary CVSS: v3.1 5.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Problem Types: NVD-CWE-noinfo | CWE-20 | Improper Input Validation | CWE-20 CWE-20 Improper Input Validation

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
3.1ADPDECLARED5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
2.0[email protected]Primary5AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:L/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Apache Httpclient All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na Apache HttpClient affected 4.5.12 and prior, 5.0.2 and prior Not specified

References

ReferenceSourceLinkTags
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Oracle Critical Patch Update Advisory - April 2022 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Patch, Third Party Advisory
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Oracle Critical Patch Update Advisory - October 2021 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Patch, Third Party Advisory
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Oracle Critical Patch Update Advisory - July 2021 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Patch, Third Party Advisory
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priyankn.github.io/2021-02-26-CVE-2020-13956 af854a3a-2127-422b-91ae-364da2661108 priyankn.github.io
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org Mailing List, Vendor Advisory
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Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Oracle Critical Patch Update Advisory - January 2022 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Third Party Advisory
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Oracle Critical Patch Update Advisory - April 2021 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Patch, Third Party Advisory
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
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Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
lists.apache.org/thread.html/r69a94e2f302d1b778bdfefe90fcb4b8c50b226438c3c8c1d... af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
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Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
lists.apache.org/thread.html/r0a75b8f0f72f3e18442dc56d33f3827b905f2fe5b7ba4899... af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
CVE-2020-13956 Apache HttpClient Vulnerability in NetApp Products | NetApp Product Security af854a3a-2127-422b-91ae-364da2661108 security.netapp.com Third Party Advisory
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
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CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 150735 Oracle WebLogic Server Multiple Vulnerabilities (CPU - OCT2023)
  • 159817 Oracle Enterprise Linux Security Update for maven:3.5 (ELSA-2022-1861)
  • 159835 Oracle Enterprise Linux Security Update for maven:3.6 security and enhancement update (ELSA-2022-1860)
  • 20270 Oracle Database 21c Critical Patch Update - October 2022
  • 20271 Oracle Database 19c Critical Patch Update - October 2022
  • 20272 Oracle Database 19c Critical OJVM Patch Update - October 2022
  • 240117 Red Hat Update for rh-maven36-httpcomponents-client (RHSA-2022:0722)
  • 240299 Red Hat Update for maven:3.5 (RHSA-2022:1861)
  • 240321 Red Hat Update for maven:3.6 (RHSA-2022:1860)
  • 354755 Amazon Linux Security Advisory for httpcomponents-client : ALAS2-2023-1946
  • 375337 IBM Spectrum Control Multiple Vulnerability(6415993)
  • 375720 Oracle PeopleSoft Enterprise PeopleTools Product Multiple Vulnerabilities (CPUJUL2021)
  • 375721 Apache Maven Custom Repositories In Dependency POM Vulnerability
  • 375970 Oracle PeopleSoft Enterprise PeopleTools Product Multiple Vulnerabilities (CPUOCT2021)
  • 690165 Free Berkeley Software Distribution (FreeBSD) Security Update for apache maven (20006b5f-a0bc-11eb-8ae6-fc4dd43e2b6a)
  • 87548 Oracle WebLogic Server Multiple Vulnerabilities (CPUOCT2023)
  • 940534 AlmaLinux Security Update for maven:3.5 (ALSA-2022:1861)
  • 940567 AlmaLinux Security Update for maven:3.6 (ALSA-2022:1860)
  • 960211 Rocky Linux Security Update for maven:3.6 (RLSA-2022:1860)
  • 960221 Rocky Linux Security Update for maven:3.5 (RLSA-2022:1861)
  • 980248 Java (maven) Security Update for org.apache.httpcomponents:httpclient (GHSA-7r82-7xv7-xcpj)

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