A stack buffer overflow in Realtek RTL8710 (and other Ameba-based devices) can lead to remote code execution via the "memcpy" function, when an attacker in Wi-Fi range sends a crafted "Encrypted GTK" value as part of the WPA2 4-way-handshake.
Published 2021-06-04 13:15:09
Updated 2021-06-14 18:06:33
View at NVD,   CVE.org
Vulnerability category: OverflowMemory CorruptionExecute code

Exploit prediction scoring system (EPSS) score for CVE-2020-27302

0.08%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 34 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-27302

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.7
HIGH AV:A/AC:L/Au:S/C:C/I:C/A:C
5.1
10.0
NIST
8.0
HIGH CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.1
5.9
NIST

CWE ids for CVE-2020-27302

  • The product writes data past the end, or before the beginning, of the intended buffer.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-27302

Products affected by CVE-2020-27302

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