In rndis_set_response of rndis.c, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege if a malicious USB device is attached with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239842288References: Upstream kernel
Published 2022-10-11 20:15:13
Updated 2022-10-13 02:51:59
View at NVD,   CVE.org
Vulnerability category: Overflow

Exploit prediction scoring system (EPSS) score for CVE-2022-20423

0.05%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 14 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-20423

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.6
MEDIUM CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
0.9
3.6
NIST

CWE ids for CVE-2022-20423

  • The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2022-20423

Products affected by CVE-2022-20423

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