CVE-2021-1619

Kritik

Təsvir

Cisco IOS XE Software-in autentifikasiya, avtorizasiya və uçot (AAA) funksiyasındakı zəiflik, autentifikasiya olunmamış uzaq hücumçuya NETCONF və ya RESTCONF autentifikasiyasından yan keçməyə və aşağıdakılardan birini etməyə imkan verə bilər: Təsirə məruz qalan cihazın konfiqurasiyasını quraşdırmaq, dəyişdirmək və ya silmək; təsirə məruz qalan cihazda xidmətdən imtinaya (DoS) səbəb olan yaddaş korlanmasına yol açmaq. Bu zəiflik başladılmamış dəyişəndən qaynaqlanır. Hücumçu təsirə məruz qalan cihaza bir sıra NETCONF və ya RESTCONF sorğuları göndərməklə bu zəiflikdən istifadə edə bilər. Uğurlu istismar hücumçuya şəbəkə cihazının konfiqurasiyasını quraşdırmaq, dəyişdirmək və ya silmək üçün NETCONF və ya RESTCONF-dan istifadə etməyə və ya cihazda yaddaşı korlayaraq DoS yaratmağa imkan verə bilər.

CiddilikKritik
CVSS9.8
İstismar ehtimalı—
MəhsulCisco Ios Xe
Dərc23 sen 2021
İlk görülmə23 sen 2021
Zəiflik növüCWE-824CWE-824

Necə düzəltmək olar

Təsirlənən məhsullar

MəhsulTəsirlənən versiyalarDüzəldildiyi versiya
cisco ios_xe16.3.1, 16.3.1a, 16.3.2, 16.3.3, 16.3.4, 16.3.5, 16.3.5b, 16.3.6, 16.3.7, 16.3.8, 16.3.9, 16.3.10, 16.3.11, 16.4.1, 16.4.2, 16.4.3, 16.5.1, 16.5.1a, 16.5.1b, 16.5.2, 16.5.3, 16.6.1, 16.6.2, 16.6.3, 16.6.4, 16.6.4a, 16.6.4s, 16.6.5, 16.6.5a, 16.6.5b, 16.6.6, 16.6.7, 16.6.7a, 16.6.8, 16.6.9, 16.7.1, 16.7.1a, 16.7.1b, 16.7.2, 16.7.3, 16.7.4, 16.8.1, 16.8.1a, 16.8.1b, 16.8.1c, 16.8.1d, 16.8.1e, 16.8.1s, 16.8.2, 16.8.3, 16.9.1, 16.9.1a, 16.9.1b, 16.9.1c, 16.9.1d, 16.9.1s, 16.9.2, 16.9.2a, 16.9.2s, 16.9.3, 16.9.3a, 16.9.3h, 16.9.3s, 16.9.4, 16.9.4c, 16.9.5, 16.9.5f, 16.9.6, 16.9.7, 16.10.1, 16.10.1a, 16.10.1b, 16.10.1c, 16.10.1d, 16.10.1e, 16.10.1f, 16.10.1g, 16.10.1s, 16.10.2, 16.10.3, 16.11.1, 16.11.1a, 16.11.1b, 16.11.1c, 16.11.1s, 16.11.2, 16.12.1, 16.12.1a, 16.12.1c, 16.12.1s, 16.12.1t, 16.12.1w, 16.12.1x, 16.12.1y, 16.12.1z, 16.12.1z1, 16.12.1za, 16.12.2, 16.12.2a, 16.12.2s, 16.12.2t, 16.12.3, 16.12.3a, 16.12.3s, 16.12.4, 16.12.4a, 16.12.5, 16.12.5a, 16.12.5b, 17.1.1, 17.1.1a, 17.1.1s, 17.1.1t, 17.1.2, 17.1.3, 17.2.1, 17.2.1a, 17.2.1r, 17.2.1v—
cisco ios_xe_sd-wanAralıq göstərilməyib—
cisco ios_xe_sd-wan_16.10.1_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.1_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.1_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.10.1_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.10.2_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.2_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.2_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.10.2_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.10.3_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.3_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.3_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.10.3_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.10.3a_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.3a_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.3a_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.10.3a_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.10.3a_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.10.3b_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.3b_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.3b_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.10.3b_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.10.3b_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.10.4_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.4_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.4_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.10.4_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.10.4_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.10.5_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.5_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.5_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.10.5_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.10.5_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.10.6_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.6_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.10.6_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.10.6_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.10.6_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.11.1_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.11.1_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.11.1_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.11.1_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.11.1a_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.11.1a_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.11.1a_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.11.1a_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.11.1a_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.11.1b_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.11.1b_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.11.1b_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.11.1b_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.11.1b_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.11.1d_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.11.1d_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.11.1f_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.11.1s_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.11.1s_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.11.1s_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.11.1s_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.11.1s_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.12.1_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1_when_installed_on_1100_series_industrial_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.12.1_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.12.1_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.12.1a_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1a_when_installed_on_1100_series_industrial_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1a_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1a_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.12.1a_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.12.1a_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.12.1b_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1b_when_installed_on_1100_series_industrial_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1b_when_installed_on_4000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1b_when_installed_on_asr_1000_series_aggregation_servicesrouters—
cisco ios_xe_sd-wan_16.12.1b_when_installed_on_cloud_services_router_1000vseries—
cisco ios_xe_sd-wan_16.12.1b_when_installed_on_integrated_services_virtualrouter—
cisco ios_xe_sd-wan_16.12.1b1_when_installed_on_1000_series_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1b1_when_installed_on_1100_series_industrial_integrated_servicesrouters—
cisco ios_xe_sd-wan_16.12.1b1_when_installed_on_4000_series_integrated_servicesrouters—

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