csirt@kutim:~/threat-intel/cve/CVE-2021-34699

Katalog CVE

CVSS 7.7 · High EPSS 1,2%

Kerentanan Improper Interaction Between Multiple Correctly-Behaving Entities pada cisco ios. Skor CVSS 3.1 7.7 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to an improper interaction between the web UI and the CLI parser. An attacker could exploit this vulnerability by requesting a particular CLI command to be run through the web UI. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.

Rincian

Terbit di NVD
23 September 2021
Terakhir diubah
17 Juni 2026
Status NVD
Modified
CVSS 3.1
7.7 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE)
CWE-435: Improper Interaction Between Multiple Correctly-Behaving Entities
CWE-436: Interpretation Conflict
EPSS (30 hari)
1,2% peluang dieksploitasi; lebih tinggi dari 67,0% CVE lain

Produk dan versi terdampak

VendorProdukVersi terdampak
cisco ios Versi 12.2(6)i1
cisco ios Versi 15.0(1)sy
cisco ios Versi 15.0(1)sy1
cisco ios Versi 15.0(1)sy2
cisco ios Versi 15.0(1)sy3
cisco ios Versi 15.0(1)sy4
cisco ios Versi 15.0(1)sy5
cisco ios Versi 15.0(1)sy6
cisco ios Versi 15.0(1)sy7
cisco ios Versi 15.0(1)sy7a
cisco ios Versi 15.0(1)sy8
cisco ios Versi 15.0(1)sy9
cisco ios Versi 15.0(1)sy10
cisco ios Versi 15.0(2)ej
cisco ios Versi 15.0(2)ej1
cisco ios Versi 15.0(2)ek
cisco ios Versi 15.0(2)ek1
cisco ios Versi 15.0(2)ex
cisco ios Versi 15.0(2)ex1
cisco ios Versi 15.0(2)ex2
cisco ios Versi 15.0(2)ex3
cisco ios Versi 15.0(2)ex4
cisco ios Versi 15.0(2)ex5
cisco ios Versi 15.0(2)ex6
cisco ios Versi 15.0(2)ex7
cisco ios Versi 15.0(2)ex8
cisco ios Versi 15.0(2)ex10
cisco ios Versi 15.0(2)ex11
cisco ios Versi 15.0(2)ex12
cisco ios Versi 15.0(2)ex13
cisco ios Versi 15.0(2)ey
cisco ios Versi 15.0(2)ey1
cisco ios Versi 15.0(2)ey2
cisco ios Versi 15.0(2)ey3
cisco ios Versi 15.0(2)ez
cisco ios Versi 15.0(2)se
cisco ios Versi 15.0(2)se1
cisco ios Versi 15.0(2)se2
cisco ios Versi 15.0(2)se3
cisco ios Versi 15.0(2)se4
cisco ios Versi 15.0(2)se5
cisco ios Versi 15.0(2)se6
cisco ios Versi 15.0(2)se7
cisco ios Versi 15.0(2)se8
cisco ios Versi 15.0(2)se9
cisco ios Versi 15.0(2)se10
cisco ios Versi 15.0(2)se10a
cisco ios Versi 15.0(2)se11
cisco ios Versi 15.0(2)se12
cisco ios Versi 15.0(2)se13
cisco ios Versi 15.0(2)se13a
cisco ios Versi 15.0(2)se13b
cisco ios Versi 15.0(2a)ex5
cisco ios Versi 15.0(2a)se9
cisco ios Versi 15.1(1)sy
cisco ios Versi 15.1(1)sy1
cisco ios Versi 15.1(1)sy2
cisco ios Versi 15.1(1)sy3
cisco ios Versi 15.1(1)sy4
cisco ios Versi 15.1(1)sy5

> Data dari konfigurasi CPE di NVD. Ditampilkan 60 dari 834 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.