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Rewterz Threat Advisory – Multiple Cisco Products Vulnerabilities

Severity

Medium

Analysis Summary

CVE-2023-20136 CVSS:4.3

Cisco Secure Workload could allow a remote authenticated attacker to gain elevated privileges on the system, caused by improper role-based access control (RBAC) of certain OpenAPI operations. By issuing a crafted OpenAPI function call with valid credentials, an attacker could exploit this vulnerability to execute OpenAPI operations that are reserved for the Administrator user.

CVE-2023-20116 CVSS:6.8

Cisco Unified Communications Manager is vulnerable to a denial of service, caused by insufficient validation of user-supplied input to the web UI of the Self Care Portal. By sending crafted HTTP input, a remote authenticated attacker could exploit this vulnerability to cause a denial of service.

Impact

  • Privilege Escalation
  • Denial of Service

Indicators Of Compromise

CVE

  • CVE-2023-20136
  • CVE-2023-20116

Affected Vendors

Cisco

Affected Products

  • Cisco Secure Workload
  • Cisco Unified Communications Manager (UCM)

Remediation

efer to Cisco Security Advisory for patch, upgrade or suggested workaround information. 

CVE-2023-20136

CVE-2023-20116