CVE-2025-25249

Katalog CVE

CVSS 9.8 · Critical KEV · sudah dieksploitasi EPSS 3,8%

Kerentanan Heap-based Buffer Overflow pada fortinet fortios, fortinet fortiswitchmanager +2 lainnya. Skor CVSS 3.1 9.8 (Critical) menurut NVD. Masuk katalog KEV CISA pada 9 September 2026, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

A heap-based buffer overflow vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0.0 through 7.0.17, FortiOS 6.4 all versions, FortiSwitchManager 7.2.0 through 7.2.6, FortiSwitchManager 7.0.0 through 7.0.5 allows attacker to execute unauthorized code or commands via specially crafted packets

Advisory KUTIM-CSIRT

• Peringatan Keamanan: Heap Overflow FortiOS dan FortiSwitchManager (CVE-2025-25249) Dieksploitasi Aktif 10 Sep 2026

Rincian

Terbit di NVD

13 Januari 2026

Terakhir diubah

7 Oktober 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-122: Heap-based Buffer Overflow
CWE-787: Out-of-bounds Write

EPSS (30 hari)

3,8% peluang dieksploitasi; lebih tinggi dari 89,7% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability

Masuk KEV

9 September 2026

Tenggat CISA

12 September 2026 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://fortiguard.fortinet.com/psirt/FG-IR-25-084 mitigasi · advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-25249 pemerintah AS
• https://cert-portal.siemens.com/productcert/html/ssa-864900.html advisory pihak ketiga
• https://socradar.io/blog/cve-2025-25249-pivotc2-fortigate-rat/ exploit · advisory pihak ketiga