CVE intelligence and bounded remediation

CVE-2022-24408 — A vulnerability has been identified in SINUMERIK MC (All versions < V1.15 SP1), SINUMERIK ONE (All versions < V6.15 SP1)

High CVSS 7.8

A vulnerability has been identified in SINUMERIK MC (All versions < V1.15 SP1), SINUMERIK ONE (All versions < V6.15 SP1). The sc SUID binary on affected devices provides several commands that are used to execute system commands or modify system files. A specific set of operations using sc could allow local attackers to escalate their privileges to root.

Severity
High
CVSS
7.8 (3.1)
Published
2022-03-08
CISA KEV
Not currently listed
Ecosystem
operating-system
Weaknesses
CWE-269

Affected products

  • siemens / sinumerik_mc_firmware
  • siemens / sinumerik_mc_firmware / 1.15
  • siemens / sinumerik_one_firmware
  • siemens / sinumerik_one_firmware / 6.15

Matched remediation archetype

Privilege escalation and unsafe privilege management

This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.

Check exposure

  • Map service accounts, operating-system identities, roles, capabilities, impersonation, set-user transitions, and administrative helper paths.
  • Determine whether untrusted users or lower-privilege processes can reach the affected transition or modify inputs it trusts.
  • Review file, socket, registry, device, job, container, and cloud-role permissions used before and after privilege changes.

Remediate safely

  • Apply the supported fix and redesign privileged operations as a minimal, authenticated, allowlisted interface.
  • Drop privileges before processing untrusted input, verify the drop succeeds, and remove unnecessary roles, capabilities, and write permissions.
  • Validate ownership and permissions at time of use and add explicit lower-to-higher privilege boundary tests.

Authoritative sources

Complete CVE record and remediation plan

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