cbcvebase.
CVE-2022-20857
published 2022-07-21

CVE-2022-20857: Multiple vulnerabilities in Cisco Nexus Dashboard could allow an unauthenticated, remote attacker to execute arbitrary commands, read or upload container image…

PriorityP260critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
1.44%
69.8th percentile
Multiple vulnerabilities in Cisco Nexus Dashboard could allow an unauthenticated, remote attacker to execute arbitrary commands, read or upload container image files, or perform a cross-site request forgery attack. For more information about these vulnerabilities, see the Details section of this advisory.

Affected

3 ranges
VendorProductVersion rangeFixed in
ciscocisco_nexus_dashboard
cisconexus_dashboard>= 1.0 < 2.2\(1e\)2.2\(1e\)
cisconexus_dashboard_unauthorized_access

Detection & IOCsextracted from sources · hover to see the quote

  • CVE-2022-20857 affects Cisco Nexus Dashboard; unauthenticated remote attackers can execute arbitrary commands via missing authentication (CWE-306). Monitor for unexpected command execution originating from unauthenticated sessions on Nexus Dashboard management interfaces.
  • Track Cisco bug IDs CSCwa75451, CSCwa93560, and CSCwb24518 for patch and indicator updates related to this vulnerability cluster.
  • Alert on unauthenticated attempts to read or upload container image files on Cisco Nexus Dashboard endpoints, as this is a specific exploitation primitive for this CVE (CWE-306 — missing authentication for critical function).
  • ·No workarounds are available for these vulnerabilities; only vendor-supplied software updates remediate the issue.
  • ·The advisory covers multiple CVEs (including CSRF via CWE-352 in addition to CWE-306 missing-auth issues); ensure detections are scoped specifically to CVE-2022-20857 (arbitrary command execution, missing auth) and not conflated with the CSRF variant.

CVSS provenance

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