CVE-2021-27582: mitreid connect

csirt@kutim:~/threat-intel/cve/CVE-2021-27582

CVSS 9.1 · Critical EPSS 2,2%

Kerentanan Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') pada mitreid connect. Skor CVSS 3.1 9.1 (Critical) menurut NVD.

Deskripsi (NVD)

org/mitre/oauth2/web/OAuthConfirmationController.java in the OpenID Connect server implementation for MITREid Connect through 1.3.3 contains a Mass Assignment (aka Autobinding) vulnerability. This arises due to unsafe usage of the @ModelAttribute annotation during the OAuth authorization flow, in which HTTP request parameters affect an authorizationRequest.

Rincian

Terbit di NVD: 23 Februari 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 9.1 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
EPSS (30 hari): 2,2% peluang dieksploitasi; lebih tinggi dari 82,2% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
mitreid	connect	Semua versi hingga 1.3.3

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/mitreid-connect/OpenID-Connect-Java-Spring-Server/commit/7eba3c12fed82388f917e8dd9b73e86e3a... patch · advisory pihak ketiga
http://agrrrdog.blogspot.com/2017/03/autobinding-vulns-and-spring-mvc.html exploit · advisory pihak ketiga
https://portswigger.net/research/hidden-oauth-attack-vectors exploit · advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.