CVE-2019-9670: synacor zimbra collaboration suite

csirt@kutim:~/threat-intel/cve/CVE-2019-9670

CVSS 9.8 · Critical KEV · sudah dieksploitasi EPSS 100,0%

Kerentanan Improper Restriction of XML External Entity Reference pada synacor zimbra collaboration suite. Skor CVSS 3.1 9.8 (Critical) menurut NVD. Masuk katalog KEV CISA pada 10 Januari 2022, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

mailboxd component in Synacor Zimbra Collaboration Suite 8.7.x before 8.7.11p10 has an XML External Entity injection (XXE) vulnerability, as demonstrated by Autodiscover/Autodiscover.xml.

Rincian

Terbit di NVD: 29 Mei 2019
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-611: Improper Restriction of XML External Entity Reference
EPSS (30 hari): 100,0% peluang dieksploitasi; lebih tinggi dari 99,9% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama: Synacor Zimbra Collaboration Suite (ZCS) Improper Restriction of XML External Entity Reference
Masuk KEV: 10 Januari 2022
Tenggat CISA: 10 Juli 2022 (untuk instansi federal AS)
Ransomware: Belum tercatat
Tindakan wajib: Apply updates per vendor instructions.

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
synacor	zimbra collaboration suite	Versi 8.7.0 hingga sebelum 8.7.11
synacor	zimbra collaboration suite	Versi 8.7.11
synacor	zimbra collaboration suite	Versi 8.7.11 p1
synacor	zimbra collaboration suite	Versi 8.7.11 p2
synacor	zimbra collaboration suite	Versi 8.7.11 p3
synacor	zimbra collaboration suite	Versi 8.7.11 p4
synacor	zimbra collaboration suite	Versi 8.7.11 p5
synacor	zimbra collaboration suite	Versi 8.7.11 p6
synacor	zimbra collaboration suite	Versi 8.7.11 p7
synacor	zimbra collaboration suite	Versi 8.7.11 p8
synacor	zimbra collaboration suite	Versi 8.7.11 p9

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories advisory vendor
https://bugzilla.zimbra.com/show_bug.cgi?id=109129 broken link · issue tracking · patch · advisory pihak ketiga
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-9670 pemerintah AS
http://packetstormsecurity.com/files/152487/Zimbra-Collaboration-Autodiscover-Servlet-XXE-ProxyServlet-SSRF.ht... exploit · advisory pihak ketiga · vdb entry
http://www.rapid7.com/db/modules/exploit/linux/http/zimbra_xxe_rce advisory pihak ketiga
https://isc.sans.edu/forums/diary/CVE20199670+Zimbra+Collaboration+Suite+XXE+vulnerability/27570/ exploit · advisory pihak ketiga
https://www.exploit-db.com/exploits/46693/ exploit · advisory pihak ketiga · vdb entry

Sumber: NVD · CVE.org · KEV CISA · 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.