In isFileUri of UriUtil.java, there is a possible way to bypass ignoring file://URI attachment due to improper handling of case sensitivity. This could lead to local information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197328178
Published 2021-12-15 19:15:12
Updated 2021-12-17 17:55:49
View at NVD,   CVE.org
Vulnerability category: Information leak

Exploit prediction scoring system (EPSS) score for CVE-2021-0973

Probability of exploitation activity in the next 30 days: 0.04%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-0973

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
1.9
LOW AV:L/AC:M/Au:N/C:P/I:N/A:N
3.4
2.9
nvd@nist.gov
5.0
MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
1.3
3.6
nvd@nist.gov

CWE ids for CVE-2021-0973

  • The product does not properly account for differences in case sensitivity when accessing or determining the properties of a resource, leading to inconsistent results.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-0973

Products affected by CVE-2021-0973

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