An out-of-bounds read vulnerability has been reported to affect certain QNAP switches running QSS. If exploited, this vulnerability allows attackers to read sensitive information on the system. This issue affects: QNAP Systems Inc. QSS versions prior to 1.0.2 build 20210122 on QSW-M2108-2C; versions prior to 1.0.2 build 20210122 on QSW-M2108-2S; versions prior to 1.0.2 build 20210122 on QSW-M2108R-2C.
Published 2021-06-11 07:15:06
Updated 2021-06-23 14:24:23
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2021-28801

0.16%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 52 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-28801

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.0
MEDIUM AV:N/AC:L/Au:N/C:P/I:N/A:N
10.0
2.9
NIST
7.5
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
3.9
3.6
NIST
3.1
LOW CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
1.6
1.4
QNAP Systems, Inc.

CWE ids for CVE-2021-28801

  • The product reads data past the end, or before the beginning, of the intended buffer.
    Assigned by: security@qnapsecurity.com.tw (Primary)

References for CVE-2021-28801

Products affected by CVE-2021-28801

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