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CVE-2017-18318: Missing validation check on CRL issuer name in Snapdragon Automobile, Snapdragon Mobile in versions…

CVE-2017-18318 is rated critical with a CVSS v3.0 base score of 9.8 and NVD lists 12 affected products, including Qualcomm Msm8996au 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

Missing validation check on CRL issuer name in Snapdragon Automobile, Snapdragon Mobile in versions MSM8996AU, SD 410/12, SD 425, SD 430, SD 450, SD 625, SD 650/52, SD 810, SD 820, SD 820A.

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 Msm8996au Firmware: all versions listed by NVD
  • Qualcomm SD 410 Firmware: all versions listed by NVD
  • Qualcomm SD 412 Firmware: all versions listed by NVD
  • Qualcomm SD 425 Firmware: all versions listed by NVD
  • Qualcomm SD 430 Firmware: all versions listed by NVD
  • Qualcomm SD 450 Firmware: all versions listed by NVD
  • Qualcomm SD 625 Firmware: all versions listed by NVD
  • Qualcomm SD 650 Firmware: all versions listed by NVD
  • Qualcomm SD 652 Firmware: all versions listed by NVD
  • Qualcomm SD 810 Firmware: all versions listed by NVD
  • Qualcomm SD 820 Firmware: all versions listed by NVD
  • Qualcomm SD 820a Firmware: all versions listed by NVD

References