csirt@kutim:~/threat-intel/cve/CVE-2022-20968

Katalog CVE

CVSS 8.8 · High EPSS 6,4%

Kerentanan Out-of-bounds Write pada cisco ip phone 7811 firmware, cisco ip phone 7821 firmware. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability in the Cisco Discovery Protocol processing feature of Cisco IP Phone 7800 and 8800 Series firmware could allow an unauthenticated, adjacent attacker to cause a stack overflow on an affected device. This vulnerability is due to insufficient input validation of received Cisco Discovery Protocol packets. An attacker could exploit this vulnerability by sending crafted Cisco Discovery Protocol traffic to an affected device. A successful exploit could allow the attacker to cause a stack overflow, resulting in possible remote code execution or a denial of service (DoS) condition on an affected device.

Rincian

Terbit di NVD
12 Desember 2022
Terakhir diubah
17 Juni 2026
Status NVD
Modified
CVSS 3.1
8.8 (High), sumber NVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE)
CWE-787: Out-of-bounds Write
EPSS (30 hari)
6,4% peluang dieksploitasi; lebih tinggi dari 93,5% CVE lain

Produk dan versi terdampak

VendorProdukVersi terdampak
cisco ip phone 7811 firmware Versi 9.3(3)
cisco ip phone 7811 firmware Versi 9.3(4)
cisco ip phone 7811 firmware Versi 9.3(4)sr1
cisco ip phone 7811 firmware Versi 9.3(4)sr2
cisco ip phone 7811 firmware Versi 9.3(4)sr3
cisco ip phone 7811 firmware Versi 10.1(1)sr1
cisco ip phone 7811 firmware Versi 10.1(1)sr2
cisco ip phone 7811 firmware Versi 10.1(1.9)
cisco ip phone 7811 firmware Versi 10.2(1)
cisco ip phone 7811 firmware Versi 10.2(1)sr1
cisco ip phone 7811 firmware Versi 10.2(2)
cisco ip phone 7811 firmware Versi 10.3(1)
cisco ip phone 7811 firmware Versi 10.3(1)sr1
cisco ip phone 7811 firmware Versi 10.3(1)sr2
cisco ip phone 7811 firmware Versi 10.3(1)sr3
cisco ip phone 7811 firmware Versi 10.3(1)sr4
cisco ip phone 7811 firmware Versi 10.3(1)sr4b
cisco ip phone 7811 firmware Versi 10.3(1)sr5
cisco ip phone 7811 firmware Versi 10.3(1)sr6
cisco ip phone 7811 firmware Versi 10.3(1)sr7
cisco ip phone 7811 firmware Versi 10.3(1.9)
cisco ip phone 7811 firmware Versi 10.3(1.11)
cisco ip phone 7811 firmware Versi 10.3(2)
cisco ip phone 7811 firmware Versi 10.4(1)
cisco ip phone 7811 firmware Versi 10.4(1)sr2
cisco ip phone 7811 firmware Versi 11-0-1msr1-1
cisco ip phone 7811 firmware Versi 11.0(0.7)
cisco ip phone 7811 firmware Versi 11.0(1)
cisco ip phone 7811 firmware Versi 11.5(1)
cisco ip phone 7811 firmware Versi 11.5(1)sr1
cisco ip phone 7811 firmware Versi 11.7(1)
cisco ip phone 7811 firmware Versi 12.0(1)
cisco ip phone 7811 firmware Versi 12.0(1)sr1
cisco ip phone 7811 firmware Versi 12.0(1)sr2
cisco ip phone 7811 firmware Versi 12.0(1)sr3
cisco ip phone 7811 firmware Versi 12.1(1)
cisco ip phone 7811 firmware Versi 12.1(1)sr1
cisco ip phone 7811 firmware Versi 12.5(1)
cisco ip phone 7811 firmware Versi 12.5(1)sr1
cisco ip phone 7811 firmware Versi 12.5(1)sr2
cisco ip phone 7811 firmware Versi 12.5(1)sr3
cisco ip phone 7811 firmware Versi 12.6(1)
cisco ip phone 7811 firmware Versi 12.6(1)sr1
cisco ip phone 7811 firmware Versi 12.7(1)
cisco ip phone 7811 firmware Versi 12.7(1)sr1
cisco ip phone 7811 firmware Versi 12.8(1)
cisco ip phone 7811 firmware Versi 12.8(1)sr1
cisco ip phone 7811 firmware Versi 12.8(1)sr2
cisco ip phone 7811 firmware Versi 14.0(1)
cisco ip phone 7811 firmware Versi 14.0(1)sr1
cisco ip phone 7811 firmware Versi 14.0(1)sr2
cisco ip phone 7811 firmware Versi 14.0(1)sr3
cisco ip phone 7811 firmware Versi 14.1(1)
cisco ip phone 7811 firmware Versi 14.1(1)sr1
cisco ip phone 7821 firmware Versi 9.3(3)
cisco ip phone 7821 firmware Versi 9.3(4)
cisco ip phone 7821 firmware Versi 9.3(4)sr1
cisco ip phone 7821 firmware Versi 9.3(4)sr2
cisco ip phone 7821 firmware Versi 9.3(4)sr3
cisco ip phone 7821 firmware Versi 10.1(1)sr1

> Data dari konfigurasi CPE di NVD. Ditampilkan 60 dari 702 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.