Out-of-bounds Read in QNAP Qss
CVE-2021-28801
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.
Vulnerability class: Buffer Overflow
EPSS: 0.007 (52.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Qnap Qss
- Qnap Qsw-m2108-2c
- Qnap Qsw-m2108-2s
- Qnap Qsw-m2108r-2c
- Qnap Systems Inc. Qss — versions unspecified
Weakness classification (CWE)
References
- security@qnapsecurity.com.tw (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-28801?
- CVE-2021-28801 is a low-severity vulnerability in QNAP Qss, classified under Out-of-bounds Read. CVSS score: 3.1/10. Published 2021-06-11.
- How severe is CVE-2021-28801?
- Low severity. CVSS v3 base score is 3.1 out of 10.