csirt@kutim:~/threat-intel/cve/CVE-2026-20021

Katalog CVE

CVSS 4.3 · Medium EPSS 0,21%

Kerentanan Missing Release of Memory after Effective Lifetime pada cisco adaptive security appliance software, cisco secure firewall threat defense. Skor CVSS 3.1 4.3 (Medium) menurut cisco.com.

Deskripsi (NVD)

A vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, adjacent attacker to exhaust memory on an affected device, resulting in a denial of service (DoS) condition. This vulnerability is due to improperly validating input by the OSPF protocol when parsing packets. An attacker could exploit this vulnerability by by sending crafted OSPF packets to an affected device. A successful exploit could allow the attacker to exhaust memory on the affected device, resulting in a DoS condition.

Rincian

Terbit di NVD
4 Maret 2026
Terakhir diubah
11 Agustus 2026
Status NVD
Analyzed
CVSS 3.1
4.3 (Medium), sumber cisco.com
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L · uraikan di kalkulator
Jenis kelemahan (CWE)
CWE-401: Missing Release of Memory after Effective Lifetime
EPSS (30 hari)
0,21% peluang dieksploitasi; lebih tinggi dari 10,8% CVE lain

Produk dan versi terdampak

VendorProdukVersi terdampak
cisco adaptive security appliance software Versi 9.12.1 hingga 9.12.4.67
cisco adaptive security appliance software Versi 9.16.1 hingga 9.16.4.85
cisco adaptive security appliance software Versi 9.17.1 hingga 9.17.1.46
cisco adaptive security appliance software Versi 9.18.1 hingga 9.18.4.68
cisco adaptive security appliance software Versi 9.19.1 hingga 9.19.1.42
cisco adaptive security appliance software Versi 9.20.1 hingga 9.20.4.14
cisco adaptive security appliance software Versi 9.22.1.1 hingga 9.22.2.14
cisco adaptive security appliance software Versi 9.23.1 hingga 9.23.1.22
cisco secure firewall threat defense Versi 6.4.0
cisco secure firewall threat defense Versi 6.4.0.1
cisco secure firewall threat defense Versi 6.4.0.2
cisco secure firewall threat defense Versi 6.4.0.3
cisco secure firewall threat defense Versi 6.4.0.4
cisco secure firewall threat defense Versi 6.4.0.5
cisco secure firewall threat defense Versi 6.4.0.6
cisco secure firewall threat defense Versi 6.4.0.7
cisco secure firewall threat defense Versi 6.4.0.8
cisco secure firewall threat defense Versi 6.4.0.9
cisco secure firewall threat defense Versi 6.4.0.10
cisco secure firewall threat defense Versi 6.4.0.11
cisco secure firewall threat defense Versi 6.4.0.12
cisco secure firewall threat defense Versi 6.4.0.13
cisco secure firewall threat defense Versi 6.4.0.14
cisco secure firewall threat defense Versi 6.4.0.15
cisco secure firewall threat defense Versi 6.4.0.16
cisco secure firewall threat defense Versi 6.4.0.17
cisco secure firewall threat defense Versi 6.4.0.18
cisco secure firewall threat defense Versi 7.0.0
cisco secure firewall threat defense Versi 7.0.0.1
cisco secure firewall threat defense Versi 7.0.1
cisco secure firewall threat defense Versi 7.0.1.1
cisco secure firewall threat defense Versi 7.0.2
cisco secure firewall threat defense Versi 7.0.2.1
cisco secure firewall threat defense Versi 7.0.3
cisco secure firewall threat defense Versi 7.0.4
cisco secure firewall threat defense Versi 7.0.5
cisco secure firewall threat defense Versi 7.0.6
cisco secure firewall threat defense Versi 7.0.6.1
cisco secure firewall threat defense Versi 7.0.6.2
cisco secure firewall threat defense Versi 7.0.6.3
cisco secure firewall threat defense Versi 7.0.7
cisco secure firewall threat defense Versi 7.0.8
cisco secure firewall threat defense Versi 7.0.8.1
cisco secure firewall threat defense Versi 7.1.0
cisco secure firewall threat defense Versi 7.1.0.1
cisco secure firewall threat defense Versi 7.1.0.2
cisco secure firewall threat defense Versi 7.1.0.3
cisco secure firewall threat defense Versi 7.2.0
cisco secure firewall threat defense Versi 7.2.0.1
cisco secure firewall threat defense Versi 7.2.1
cisco secure firewall threat defense Versi 7.2.2
cisco secure firewall threat defense Versi 7.2.3
cisco secure firewall threat defense Versi 7.2.4
cisco secure firewall threat defense Versi 7.2.4.1
cisco secure firewall threat defense Versi 7.2.5
cisco secure firewall threat defense Versi 7.2.5.1
cisco secure firewall threat defense Versi 7.2.5.2
cisco secure firewall threat defense Versi 7.2.6
cisco secure firewall threat defense Versi 7.2.7
cisco secure firewall threat defense Versi 7.2.8

> Data dari konfigurasi CPE di NVD. Ditampilkan 60 dari 84 konfigurasi; daftar lengkap ada di NVD.

Referensi dan perbaikan

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.