csirt@kutim:~/threat-intel/cve/CVE-2024-20303

Katalog CVE

CVSS 7.4 · High EPSS 0,32%

Kerentanan Incomplete Cleanup pada cisco ios xe. Skor CVSS 3.1 7.4 (High) menurut cisco.com.

Deskripsi (NVD)

A vulnerability in the multicast DNS (mDNS) gateway feature of Cisco IOS XE Software for Wireless LAN Controllers (WLCs) could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper management of mDNS client entries. An attacker could exploit this vulnerability by connecting to the wireless network and sending a continuous stream of specific mDNS packets. A successful exploit could allow the attacker to cause the wireless controller to have high CPU utilization, which could lead to access points (APs) losing their connection to the controller and result in a DoS condition.

Rincian

Terbit di NVD
27 Maret 2024
Terakhir diubah
17 Juni 2026
Status NVD
Analyzed
CVSS 3.1
7.4 (High), sumber cisco.com
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE)
CWE-459: Incomplete Cleanup
EPSS (30 hari)
0,32% peluang dieksploitasi; lebih tinggi dari 23,4% CVE lain

Produk dan versi terdampak

VendorProdukVersi terdampak
cisco ios xe Versi 17.2.1
cisco ios xe Versi 17.2.1a
cisco ios xe Versi 17.2.1r
cisco ios xe Versi 17.2.1v
cisco ios xe Versi 17.2.2
cisco ios xe Versi 17.2.3
cisco ios xe Versi 17.3.1
cisco ios xe Versi 17.3.1a
cisco ios xe Versi 17.3.1w
cisco ios xe Versi 17.3.1x
cisco ios xe Versi 17.3.1z
cisco ios xe Versi 17.3.2
cisco ios xe Versi 17.3.2a
cisco ios xe Versi 17.3.3
cisco ios xe Versi 17.3.4
cisco ios xe Versi 17.3.4a
cisco ios xe Versi 17.3.4b
cisco ios xe Versi 17.3.4c
cisco ios xe Versi 17.3.5
cisco ios xe Versi 17.3.5a
cisco ios xe Versi 17.3.5b
cisco ios xe Versi 17.3.6
cisco ios xe Versi 17.3.7
cisco ios xe Versi 17.3.8
cisco ios xe Versi 17.3.8a
cisco ios xe Versi 17.4.1
cisco ios xe Versi 17.4.1a
cisco ios xe Versi 17.4.1b
cisco ios xe Versi 17.4.2
cisco ios xe Versi 17.4.2a
cisco ios xe Versi 17.5.1
cisco ios xe Versi 17.5.1a
cisco ios xe Versi 17.6.1
cisco ios xe Versi 17.6.1a
cisco ios xe Versi 17.6.1w
cisco ios xe Versi 17.6.1x
cisco ios xe Versi 17.6.1y
cisco ios xe Versi 17.6.1z
cisco ios xe Versi 17.6.1z1
cisco ios xe Versi 17.6.2
cisco ios xe Versi 17.6.3
cisco ios xe Versi 17.6.3a
cisco ios xe Versi 17.6.4
cisco ios xe Versi 17.6.5
cisco ios xe Versi 17.6.5a
cisco ios xe Versi 17.7.1
cisco ios xe Versi 17.7.1a
cisco ios xe Versi 17.7.1b
cisco ios xe Versi 17.7.2
cisco ios xe Versi 17.8.1
cisco ios xe Versi 17.8.1a
cisco ios xe Versi 17.9.1
cisco ios xe Versi 17.9.1a
cisco ios xe Versi 17.9.1w
cisco ios xe Versi 17.9.1x
cisco ios xe Versi 17.9.1x1
cisco ios xe Versi 17.9.1y
cisco ios xe Versi 17.9.1y1
cisco ios xe Versi 17.9.2
cisco ios xe Versi 17.9.2a

> Data dari konfigurasi CPE di NVD. Ditampilkan 60 dari 68 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, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.