cbcvebase.
CVE-2021-1138
published 2021-01-20

CVE-2021-1138: Multiple vulnerabilities in the web UI of Cisco Smart Software Manager Satellite could allow an unauthenticated, remote attacker to execute arbitrary commands…

PriorityP271critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
4.38%
90.2th percentile
Multiple vulnerabilities in the web UI of Cisco Smart Software Manager Satellite could allow an unauthenticated, remote attacker to execute arbitrary commands on the underlying operating system. For more information about these vulnerabilities, see the Details section of this advisory.

Affected

4 ranges
VendorProductVersion rangeFixed in
ciscocisco_smart_software_manager_on-prem
ciscosmart
ciscosmart_software_manager_satellite<= 5.1.0
googlechrome_chrome

Detection & IOCsextracted from sources · hover to see the quote

  • Target product is Cisco Smart Software Manager Satellite web UI; monitor for unauthenticated HTTP requests to the web UI that contain shell metacharacters or command injection payloads in input fields.
  • Track Cisco bug IDs CSCvm42428, CSCvm42436, and CSCvm42548 for patch/version correlation when triaging affected Cisco Smart Software Manager Satellite deployments.
  • CWE-20 (Improper Input Validation) is the root cause; focus detection on unsanitized user-supplied input reaching OS command execution in the web UI layer.
  • ·No workarounds are available for these vulnerabilities; the only mitigation is applying the vendor-released software update.

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.010.0CRITICALAV:N/AC:L/Au:N/C:C/I:C/A:C
vendor_cisco9.8CRITICAL
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