CVE-2020-2505

2.3 lowEPSS 0.3%

Low (2.3) in qnap qes. EPSS 0.3% chance of exploitation in the next 30 days.

If exploited, this vulnerability could allow attackers to gain sensitive information via generation of error messages. QNAP has already fixed these issues in QES 2.1.1 Build 20201006 and later.

Severity

CVSS 3.1

2.3 low

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 22% of CVEs (scores of 2026-10-31)
CWEs: CWE-209, CWE-755
Published: 2020-12-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

qnap:qes

References

https://www.qnap.com/zh-tw/security-advisory/qsa-20-17
https://www.qnap.com/zh-tw/security-advisory/qsa-20-17

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