CVE-2017-20189

In Clojure before 1.9.0, classes can be used to construct a serialized object that executes arbitrary code upon deserialization. This is relevant if a server deserializes untrusted objects.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://clojure.atlassian.net/browse/CLJ-2204	Exploit Patch Vendor Advisory
https://github.com/clojure/clojure/commit/271674c9b484d798484d134a5ac40a6df15d3ac3	Patch
https://github.com/frohoff/ysoserial/pull/68/files	Patch
https://hackmd.io/%40fe1w0/HyefvRQKp	Exploit Third Party Advisory
https://security.snyk.io/vuln/SNYK-JAVA-ORGCLOJURE-5740378	Patch Third Party Advisory
https://clojure.atlassian.net/browse/CLJ-2204	Exploit Patch Vendor Advisory
https://github.com/clojure/clojure/commit/271674c9b484d798484d134a5ac40a6df15d3ac3	Patch
https://github.com/frohoff/ysoserial/pull/68/files	Patch
https://hackmd.io/%40fe1w0/HyefvRQKp	Exploit Third Party Advisory
https://security.netapp.com/advisory/ntap-20241108-0002/
https://security.snyk.io/vuln/SNYK-JAVA-ORGCLOJURE-5740378	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:clojure:clojure:*:*:*:*:*:*:*:*

History

03 Nov 2025, 22:15

Type	Values Removed	Values Added
References		() https://security.netapp.com/advisory/ntap-20241108-0002/ -

Information

Published : 2024-01-22 06:15

Updated : 2025-11-03 22:15

NVD link : CVE-2017-20189

Mitre link : CVE-2017-20189

CVE.ORG link : CVE-2017-20189

JSON object : View

Products Affected

clojure

clojure

CWE

CWE-502

Deserialization of Untrusted Data

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