Path Traversal in Google Android

CVE-2018-9445

In readMetadata of Utils.cpp, there is a possible path traversal bug due to a confused deputy. This could lead to local escalation of privilege when mounting a USB device with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-6.0 Android-6.0.1 Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android ID: A-80436257.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.008 (53.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Google Android — versions 6.0, 6.0.1, 7.0
  • Google Inc. Android — versions Android-6.0 Android-6.0.1 Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-9445?
CVE-2018-9445 is a medium-severity vulnerability in Google Android, classified under Path Traversal. CVSS score: 6.8/10. Published 2018-11-06.
How severe is CVE-2018-9445?
Medium severity. CVSS v3 base score is 6.8 out of 10.
Is CVE-2018-9445 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.