Auth bypass in Google Android
CVE-2017-13209
In the ServiceManager::add function in the hardware service manager, there is an insecure permissions check based on the PID of the caller which could allow an application or service to replace a HAL service with its own service. This could lead to a local elevation of privilege enabling code execution as a privileged process with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: 8.0, 8.1. Android ID: A-68217907.
Vulnerability class: Broken Access Control
EPSS: 0.008 (51.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Google Android — versions 8.0, 8.1
- Google Inc. Android — versions 8.0, 8.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@android.com (x_refsource_CONFIRM, Vendor Advisory)
- security@android.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- security@android.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- security@android.com (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
Frequently asked questions
- What is CVE-2017-13209?
- CVE-2017-13209 is a high-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 7.8/10. Published 2018-01-12.
- How severe is CVE-2017-13209?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2017-13209 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.