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CVE-2017-20189

Good to know:

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Date: January 21, 2024

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.

Language: Clojure

Severity Score

Related Resources (9)

https://clojure.atlassian.net/browse/CLJ-2204
https://github.com/clojure/clojure/commit/271674c9b484d798484d134a5ac40a6df15d3ac3
https://nvd.nist.gov/vuln/detail/CVE-2017-20189
https://groups.google.com/d/msg/clojure/WaL3hHzsevI/7zHU-L7LBQAJ
https://security-tracker.debian.org/tracker/CVE-2017-20189
https://hackmd.io/%40fe1w0/HyefvRQKp
https://github.com/frohoff/ysoserial/pull/68/files
https://github.com/clojure/clojure
https://www.mend.io/vulnerability-database/CVE-2017-20189

Severity Score

Weakness Type (CWE)

Deserialization of Untrusted Data

CWE-502

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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