CVE-2020-25820: bigbluebutton

csirt@kutim:~/threat-intel/cve/CVE-2020-25820

CVSS 6.5 · Medium EPSS 10,5%

Kerentanan Server-Side Request Forgery (SSRF) pada bigbluebutton. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

BigBlueButton before 2.2.7 allows remote authenticated users to read local files and conduct SSRF attacks via an uploaded Office document that has a crafted URL in an ODF xlink field.

Rincian

Terbit di NVD: 21 Oktober 2020
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-918: Server-Side Request Forgery (SSRF)
EPSS (30 hari): 10,5% peluang dieksploitasi; lebih tinggi dari 95,6% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
bigbluebutton	bigbluebutton	Semua versi sebelum 2.2.27

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/bigbluebutton/bigbluebutton/commit/71fe1eac1e5bd73a2cd44bd79c001086b250e435 patch · advisory pihak ketiga
http://packetstormsecurity.com/files/159667/BigBlueButton-2.2.25-File-Disclosure-Server-Side-Request-Forgery.h... exploit · advisory pihak ketiga
https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.26...v2.2.27 release notes · advisory pihak ketiga
https://www.golem.de/news/big-blue-button-das-grosse-blaue-sicherheitsrisiko-2010-151610.html exploit · advisory pihak ketiga
https://www.redteam-pentesting.de/advisories/rt-sa-2020-005 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.