Home/CVE/Apache HttpClient versions prior to version 4.5.13 and 5.0.3 can misinterpret malformed authority component in request U
CVE

CVE-2020-13956

Apache HttpClient versions prior to version 4.5.13 and 5.0.3 can misinterpret malformed authority component in request U

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.

MEDIUM · CVSS 5.3 EPSS 0.00505
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
▤

Affected Products & Versions

20
apache httpclient< 4.5.13
apache httpclient>= 5.0.0 and < 5.0.3
quarkus< 1.7.6
oracle data integratorall versions
oracle jd edwards enterpriseone orchestrator< 9.2.6.0
oracle jd edwards enterpriseone tools< 9.2.6.0
oracle nosql database< 20.3
oracle peoplesoft enterprise peopletoolsall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.apache.httpcomponents:httpclient MODERATE fixed in 4.5.13
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · security@apache.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Dec 2020 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
⚑

Vendor Advisories

20
suse-csafSUSE-SU-2024:4036-1
suse-csafopenSUSE-SU-2024:14478-1
suse-csafopenSUSE-SU-2024:10687-1
rhsaRHSA-2023:3954Moderate
usnUSN-5239-1
🔗

References & Sources

64
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://lists.apache.org/thread.html/r03bbc318c81be21f5c8a9b85e34f2ecc741aa804a8e43b0ef2c37749%40%3Cissues.maven.apache.org%3E
https://lists.apache.org/thread.html/r043a75acdeb52b15dd5e9524cdadef4202e6a5228644206acf9363f9%40%3Cdev.hive.apache.org%3E
https://lists.apache.org/thread.html/r06cf3ca5c8ceb94b39cd24a73d4e96153b485a7dac88444dd876accb%40%3Cissues.drill.apache.org%3E
https://lists.apache.org/thread.html/r0a75b8f0f72f3e18442dc56d33f3827b905f2fe5b7ba48997436f5d1%40%3Cissues.solr.apache.org%3E
https://lists.apache.org/thread.html/r0bebe6f9808ac7bdf572873b4fa96a29c6398c90dab29f131f3ebffe%40%3Cissues.solr.apache.org%3E
https://lists.apache.org/thread.html/r12cb62751b35bdcda0ae2a08b67877d665a1f4d41eee0fa7367169e0%40%3Cdev.ranger.apache.org%3E
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