CVE-2020-17496

Katalog CVE

CVSS 9.8 · Critical KEV · sudah dieksploitasi EPSS 87,4%

Kerentanan Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') pada vbulletin. Skor CVSS 3.1 9.8 (Critical) menurut NVD. Masuk katalog KEV CISA pada 3 November 2021, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

vBulletin 5.5.4 through 5.6.2 allows remote command execution via crafted subWidgets data in an ajax/render/widget_tabbedcontainer_tab_panel request. NOTE: this issue exists because of an incomplete fix for CVE-2019-16759.

Rincian

Terbit di NVD

12 Agustus 2020

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

EPSS (30 hari)

87,4% peluang dieksploitasi; lebih tinggi dari 99,7% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

vBulletin PHP Module Remote Code Execution Vulnerability

Masuk KEV

3 November 2021

Tenggat CISA

3 Mei 2022 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

Apply updates per vendor instructions.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4445227-vbulletin-5-6-0-5... patch · advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-17496 pemerintah AS
• https://blog.exploitee.rs/2020/exploiting-vbulletin-a-tale-of-patch-fail/ exploit · advisory pihak ketiga
• https://seclists.org/fulldisclosure/2020/Aug/5 exploit · mailing list · advisory pihak ketiga
• https://cwe.mitre.org/data/definitions/78.html deskripsi teknis