Qt for Android environment variables alteration


Qt for Android contains an information alteration vulnerability.

Satoru Nagaoka of Cyber Defense Institute, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

Base Metrics: 5.1 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: High
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial

CVSS V3 Severity:
Base Metrics: 5.3 (Medium) [IPA Score]
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Unchanged
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: Low
Affected Products

The Qt Company
  • Qt for Android prior to 5.9.3


A remote attacker may alter environemt variables of the apps created using Qt. As a result, arbitrary code may be executed.

[Update the Software]
Update to the latest version of software according to the information provided by the developer.

[Apply the Patch]
Patches have been released for Qt for Android 5.7 and 5.8. For more information, refer to the information provided by the developer.
Vendor Information

The Qt Company
CWE (What is CWE?)

  1. No Mapping(CWE-Other) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2017-10905

  1. JVN : JVN#27342829
Revision History

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