CVE-2026-20128
Cisco Catalyst SD-WAN Manager Information Disclosure Vulnerability
Что произошло
A vulnerability in the Data Collection Agent (DCA) feature of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to gain DCA user privileges on an affected system. This vulnerability is due to the presence of a credential file for the DCA user on an affected system. An attacker could exploit this vulnerability by sending a crafted HTTP request and reading the file that contains the DCA password from that affected system. A successful exploit could allow the attacker to access another affected system and gain DCA user privileges. Note: Cisco Catalyst SD-WAN Manager releases 20.18 and later are not affected by this vulnerability.
Что это значит
В источнике описана ошибка безопасности в перечисленных продуктах. Фактический риск зависит от установленной версии, конфигурации и доступности компонента; проверьте условия в первичном бюллетене.
Что делать
Требование CISA: Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.
1. Проверьте, затронуты ли вы
Соберите инвентаризацию и сравните с таблицей затронутых версий. Эти команды только показывают установленные компоненты и сами по себе не доказывают наличие CVE.
dpkg-query -W -f='${Package} ${Version}\n'rpm -qa --qf '%{NAME}\t%{VERSION}-%{RELEASE}\n'Get-HotFix | Select-Object HotFixID, InstalledOn
2. Установите исправление
Сверьте точный продукт и версию с бюллетенем вендора. Установите указанное в нём исправление после резервного копирования и проверки совместимости. Подтверждённая целевая версия в источниках отсутствует.
3. Временные меры
До проверки бюллетеня ограничьте доступ к затронутому компоненту доверенными узлами. Оцените сегментацию и отключение ненужных интерфейсов с владельцем сервиса; универсального правила WAF для этой CVE не подтверждено.
4. Проверьте следы эксплуатации
Проверьте аномальные входы, новые учётные записи, ошибки и необычные дочерние процессы в затронутом сервисе. Публичные проверенные правила обнаружения не включены в запись; отсутствие сигналов не доказывает отсутствие компрометации.
5. После исправления
- Проверьте фактическую версию и результат установки по бюллетеню.
- При необходимости перезапустите сервисы в согласованное окно.
- Повторите проверку сканером и функциональные проверки.
- Зафиксируйте результат, дату, владельца и оставшийся риск.
Продукты и затронутые версии
Cisco / Cisco Catalyst SD-WAN Manager
{
"status": "affected",
"version": "20.1.12"
}{
"status": "affected",
"version": "19.2.1"
}{
"status": "affected",
"version": "18.4.4"
}{
"status": "affected",
"version": "18.4.5"
}{
"status": "affected",
"version": "20.1.1.1"
}{
"status": "affected",
"version": "20.1.1"
}{
"status": "affected",
"version": "19.3.0"
}{
"status": "affected",
"version": "19.2.2"
}{
"status": "affected",
"version": "19.2.099"
}{
"status": "affected",
"version": "18.3.6"
}{
"status": "affected",
"version": "18.3.7"
}{
"status": "affected",
"version": "19.2.0"
}{
"status": "affected",
"version": "18.3.8"
}{
"status": "affected",
"version": "19.0.0"
}{
"status": "affected",
"version": "19.1.0"
}{
"status": "affected",
"version": "18.4.302"
}{
"status": "affected",
"version": "18.4.303"
}{
"status": "affected",
"version": "19.2.097"
}{
"status": "affected",
"version": "19.2.098"
}{
"status": "affected",
"version": "17.2.10"
}{
"status": "affected",
"version": "18.3.6.1"
}{
"status": "affected",
"version": "19.0.1a"
}{
"status": "affected",
"version": "18.2.0"
}{
"status": "affected",
"version": "18.4.3"
}{
"status": "affected",
"version": "18.4.1"
}{
"status": "affected",
"version": "17.2.8"
}{
"status": "affected",
"version": "18.3.3.1"
}{
"status": "affected",
"version": "18.4.0"
}{
"status": "affected",
"version": "18.3.1"
}{
"status": "affected",
"version": "17.2.6"
}{
"status": "affected",
"version": "17.2.9"
}{
"status": "affected",
"version": "18.3.4"
}{
"status": "affected",
"version": "17.2.5"
}{
"status": "affected",
"version": "18.3.1.1"
}{
"status": "affected",
"version": "18.3.5"
}{
"status": "affected",
"version": "18.4.0.1"
}{
"status": "affected",
"version": "18.3.3"
}{
"status": "affected",
"version": "17.2.7"
}{
"status": "affected",
"version": "18.3.0"
}{
"status": "affected",
"version": "19.2.3"
}{
"status": "affected",
"version": "18.4.501_ES"
}{
"status": "affected",
"version": "20.3.1"
}{
"status": "affected",
"version": "20.1.2"
}{
"status": "affected",
"version": "19.2.929"
}{
"status": "affected",
"version": "19.2.31"
}{
"status": "affected",
"version": "20.3.2"
}{
"status": "affected",
"version": "19.2.32"
}{
"status": "affected",
"version": "20.3.2.1"
}{
"status": "affected",
"version": "20.3.2.1_927"
}{
"status": "affected",
"version": "18.4.6"
}{
"status": "affected",
"version": "20.3.2_928"
}{
"status": "affected",
"version": "20.3.2_929"
}{
"status": "affected",
"version": "20.4.1.0.1"
}{
"status": "affected",
"version": "20.3.2.1_930"
}{
"status": "affected",
"version": "19.2.4"
}{
"status": "affected",
"version": "20.5.0.1.1"
}{
"status": "affected",
"version": "20.4.1.1"
}{
"status": "affected",
"version": "20.3.3"
}{
"status": "affected",
"version": "19.2.4.0.1"
}{
"status": "affected",
"version": "20.3.2_937"
}{
"status": "affected",
"version": "20.5.1"
}{
"status": "affected",
"version": "20.1.3"
}{
"status": "affected",
"version": "20.3.3.0.4"
}{
"status": "affected",
"version": "20.3.3.1.2"
}{
"status": "affected",
"version": "20.3.3.1.1"
}{
"status": "affected",
"version": "20.4.1.2"
}{
"status": "affected",
"version": "20.3.3.0.2"
}{
"status": "affected",
"version": "20.4.1.1.5"
}{
"status": "affected",
"version": "20.4.1.0.02"
}{
"status": "affected",
"version": "20.3.3.1.7"
}{
"status": "affected",
"version": "20.3.3.1.5"
}{
"status": "affected",
"version": "20.5.1.0.1"
}{
"status": "affected",
"version": "20.3.3.1.10"
}{
"status": "affected",
"version": "20.3.3.0.8"
}{
"status": "affected",
"version": "20.4.2"
}{
"status": "affected",
"version": "20.3.4"
}{
"status": "affected",
"version": "20.3.3.0.14"
}{
"status": "affected",
"version": "19.2.4.0.8"
}{
"status": "affected",
"version": "19.2.4.0.9"
}{
"status": "affected",
"version": "20.3.4.0.1"
}{
"status": "affected",
"version": "20.3.2.0.5"
}{
"status": "affected",
"version": "20.5.1.0.2"
}{
"status": "affected",
"version": "20.6.1.1"
}{
"status": "affected",
"version": "20.6.0.18.3"
}{
"status": "affected",
"version": "20.3.2.0.6"
}{
"status": "affected",
"version": "20.6.0.18.4"
}{
"status": "affected",
"version": "20.4.2.0.2"
}{
"status": "affected",
"version": "20.3.3.0.16"
}{
"status": "affected",
"version": "20.6.1.0.1"
}{
"status": "affected",
"version": "20.3.4.0.6"
}{
"status": "affected",
"version": "20.7.1EFT2"
}{
"status": "affected",
"version": "20.3.4.0.9"
}{
"status": "affected",
"version": "20.3.4.0.11"
}{
"status": "affected",
"version": "20.3.3.0.18"
}{
"status": "affected",
"version": "20.6.2.1"
}{
"status": "affected",
"version": "20.3.4.1"
}{
"status": "affected",
"version": "20.4.2.1"
}{
"status": "affected",
"version": "20.4.2.1.1"
}{
"status": "affected",
"version": "20.3.4.1.1"
}{
"status": "affected",
"version": "20.3.813"
}{
"status": "affected",
"version": "20.3.4.0.19"
}{
"status": "affected",
"version": "20.4.2.2.1"
}{
"status": "affected",
"version": "20.5.1.2"
}{
"status": "affected",
"version": "20.3.814"
}{
"status": "affected",
"version": "20.4.2.2"
}{
"status": "affected",
"version": "20.6.2.2"
}{
"status": "affected",
"version": "20.3.4.2.1"
}{
"status": "affected",
"version": "20.3.4.1.2"
}{
"status": "affected",
"version": "20.3.4.0.20"
}{
"status": "affected",
"version": "20.6.2.2.3"
}{
"status": "affected",
"version": "20.4.2.2.2"
}{
"status": "affected",
"version": "20.6.2.0.4"
}{
"status": "affected",
"version": "20.3.4.0.24"
}{
"status": "affected",
"version": "20.6.2.2.7"
}{
"status": "affected",
"version": "20.3.4.2.2"
}{
"status": "affected",
"version": "20.4.2.2.4"
}{
"status": "affected",
"version": "20.3.5.0.8"
}{
"status": "affected",
"version": "20.3.5.0.9"
}{
"status": "affected",
"version": "20.3.5.0.7"
}{
"status": "affected",
"version": "20.6.3.0.2"
}{
"status": "affected",
"version": "20.9.1EFT2"
}{
"status": "affected",
"version": "20.3.6"
}{
"status": "affected",
"version": "20.3.7"
}{
"status": "affected",
"version": "20.4.2.3"
}{
"status": "affected",
"version": "20.3.5.1"
}{
"status": "affected",
"version": "20.3.4.3"
}{
"status": "affected",
"version": "20.3.3.2"
}{
"status": "affected",
"version": "20.3.7.1"
}{
"status": "affected",
"version": "20.3.4.0.25"
}{
"status": "affected",
"version": "20.6.2.2.4"
}{
"status": "affected",
"version": "20.6.1.2"
}{
"status": "affected",
"version": "20.1.3.1"
}{
"status": "affected",
"version": "20.6.5.1.4"
}{
"status": "affected",
"version": "20.3.8"
}{
"status": "affected",
"version": "20.12.501"
}{
"status": "affected",
"version": "26.1.1"
}CVSS: оценки и векторы
CVSS 3.1 · cve7.5
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Источники и ссылки
Происхождение полей
{
"kev": {
"source": "kev",
"received_at": "2026-10-28T12:10:29.449779+00:00"
},
"cwes": [
"cve"
],
"epss": {
"source": "epss",
"received_at": "2026-11-03T21:12:30.497129+00:00"
},
"title": {
"source": "cve",
"received_at": "2026-10-28T18:17:41.766735+00:00"
},
"scores": [
"cve"
],
"status": {
"source": "cve",
"received_at": "2026-10-28T18:17:41.766735+00:00"
},
"kev_due": {
"source": "kev",
"received_at": "2026-10-28T12:10:29.449779+00:00"
},
"affected": [
"cve"
],
"kev_date": {
"source": "kev",
"received_at": "2026-10-28T12:10:29.449779+00:00"
},
"published": {
"source": "cve",
"received_at": "2026-10-28T18:17:41.766735+00:00"
},
"solutions": [],
"kev_action": {
"source": "kev",
"received_at": "2026-10-28T12:10:29.449779+00:00"
},
"percentile": {
"source": "epss",
"received_at": "2026-11-03T21:12:30.497129+00:00"
},
"references": [
"cve",
"kev"
],
"description": {
"source": "cve",
"received_at": "2026-10-28T18:17:41.766735+00:00"
},
"workarounds": [],
"configurations": []
}Хронология записи
- Данные обновлены04.11.2026, 00:12
- Данные обновлены02.11.2026, 00:10
- Данные обновлены31.10.2026, 11:57
- Опубликована28.10.2026, 21:17
- Данные обновлены28.10.2026, 18:06
- Добавлена в CISA KEV28.10.2026, 15:10
Личная заметка и статус
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