CVE-2021-40439: apache openoffice

csirt@kutim:~/threat-intel/cve/CVE-2021-40439

CVSS 6.5 · Medium EPSS 3,9%

Kerentanan Improper Restriction of XML External Entity Reference pada apache openoffice. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

Apache OpenOffice has a dependency on expat software. Versions prior to 2.1.0 were subject to CVE-2013-0340 a "Billion Laughs" entity expansion denial of service attack and exploit via crafted XML files. ODF files consist of a set of XML files. All versions of Apache OpenOffice up to 4.1.10 are subject to this issue. expat in version 4.1.11 is patched.

Rincian

Terbit di NVD: 7 Oktober 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-611: Improper Restriction of XML External Entity Reference
EPSS (30 hari): 3,9% peluang dieksploitasi; lebih tinggi dari 89,9% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
apache	openoffice	Semua versi hingga 4.1.10

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://lists.apache.org/thread.html/rfb2c193360436e230b85547e85a41bea0916916f96c501f5b6fc4702%40%3Cusers.open... mailing list · advisory vendor
http://www.openwall.com/lists/oss-security/2021/10/07/4 mailing list · advisory pihak ketiga
https://lists.apache.org/thread.html/r41eca5f4f09e74436cbb05dec450fc2bef37b5d3e966aa7cc5fada6d%40%3Cannounce.a...

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.