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CVE-2018-13904: Improper input validation in SCM handler to access storage in TZ can lead to unauthorized access in…

CVE-2018-13904 is rated critical with a CVSS v3.0 base score of 9.8 and NVD lists 13 affected products, including Qualcomm Mdm9206 Firmware. Per its scoring, it can be exploited over the network, without authentication, without any user interaction. The scored impact on confidentiality, integrity and availability is the highest available.

Vulnerability description

Improper input validation in SCM handler to access storage in TZ can lead to unauthorized access in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile in versions MDM9206, MDM9607, MDM9650, MDM9655, QCS605, SD 410/12, SD 675, SD 712 / SD 710 / SD 670, SD 8CX, SXR1130.

Severity breakdown

CVSS v3.0 9.8: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  • Attack vector: Network. Exploitable remotely over the network, with no need for local or physical access.
  • Attack complexity: Low. No special conditions; the attack can be repeated reliably.
  • Privileges required: None. No account or prior access is needed.
  • User interaction: None. No action from any user is needed.
  • Scope: Unchanged. Impact stays within the vulnerable component.
  • Confidentiality impact: High. Total loss of confidentiality; sensitive data can be fully disclosed.
  • Integrity impact: High. Total loss of integrity; data or system state can be fully modified.
  • Availability impact: High. Total loss of availability; the component can be shut down.

Underlying weakness

CWE-20: Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Affected products

  • Qualcomm Mdm9206 Firmware: all versions listed by NVD
  • Qualcomm Mdm9607 Firmware: all versions listed by NVD
  • Qualcomm Mdm9650 Firmware: all versions listed by NVD
  • Qualcomm Mdm9655 Firmware: all versions listed by NVD
  • Qualcomm Qcs605 Firmware: all versions listed by NVD
  • Qualcomm SD 410 Firmware: all versions listed by NVD
  • Qualcomm SD 12 Firmware: all versions listed by NVD
  • Qualcomm SD 675 Firmware: all versions listed by NVD
  • Qualcomm SD 712 Firmware: all versions listed by NVD
  • Qualcomm SD 710 Firmware: all versions listed by NVD
  • Qualcomm SD 670 Firmware: all versions listed by NVD
  • Qualcomm SD 8cx Firmware: all versions listed by NVD
  • Qualcomm Sxr1130 Firmware: all versions listed by NVD

References