CVE-2021-1232
Vulnérabilité moyenne dans Cisco Catalyst SD-WAN Manager (Cisco)
Description
A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to read arbitrary files on the underlying filesystem of an affected system. This vulnerability is due to insufficient access control for sensitive information that is written to an affected system. An attacker could exploit this vulnerability by accessing sensitive information that they are not authorized to access on an affected system. A successful exploit could allow the attacker to gain access to devices and other network management systems that they should not have access to.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
Gravité et risque d'exploitation
CVE-2021-1232 obtient un score CVSS de 6.5/10, soit une gravité moyenne. Selon le modèle EPSS, la probabilité qu'elle soit exploitée dans les 30 prochains jours est de 1.08 %, ce qui la place devant 64.5 % des CVE référencées.
Que faire ?
- Vérifiez si Cisco Catalyst SD-WAN Manager (versions 18.4.302, 17.2.4, 18.3.0, 18.4.1, 19.2.31, 18.4.5, 19.2.099, 17.2.9, 17.2.7, 18.4.0.1, 20.3.1, 17.2.5, 20.1.2, 18.4.3, 18.3.1, 18.3.6, 18.3.6.1, 19.2.1, 20.1.1, 18.2.0, 19.2.2, 20.1.1.1, 18.3.4, 17.2.6, 19.2.3, 19.1.0, 18.3.3, 18.3.8, 19.2.929, 20.1.12, 19.2.0, 18.3.5, 19.2.097, 18.4.303, 18.4.4, 19.3.0, 17.2.10, 19.0.1a, 17.2.8, 18.4.0, 18.3.7, 18.3.3.1, 19.2.098, 19.0.0, 18.4.501_ES, 18.3.1.1) est présent sur votre parc.
- Appliquez le correctif ou la version corrigée indiqués dans les références de l'éditeur.
- À défaut de correctif, limitez l'exposition (filtrage réseau, désactivation du composant).
- Automatisez la détection : les agents CVE Heimdall (gratuits, open source) corrèlent l'inventaire de vos serveurs avec la base CVE.
Références
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwanvman-infodis1-YuQScHB
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-distupd-N87eB6Z3
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipphone-rce-dos-U2PsSkz3
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort-ethernet-dos-HGXgJH8n
