CVE-2020-2506
highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.020 · 80 %ileEUUSadded 2022-03-25remediate by 2022-04-15
required action Apply updates per vendor instructions.
EPSS · scored 2026-10-28
QNAP Helpdesk Improper Access Control Vulnerability
The vulnerability have been reported to affect earlier versions of QTS. If exploited, this improper access control vulnerability could allow attackers to compromise the security of the software by gaining privileges, or reading sensitive information. This issue affects: QNAP Systems Inc. Helpdesk versions prior to 3.0.3.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.3–9.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2020-2506cnnvd
- https://www.qnap.com/zh-tw/security-advisory/qsa-20-08cnnvd
- https://www.qnap.com/zh-tw/security-advisory/qsa-20-08enisa_euvd
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-2506US Government Resourcenvd
- https://www.qnap.com/zh-tw/security-advisory/qsa-20-08Vendor Advisorynvd
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