CVE-2020-2499
CVE-2020-2499 is a medium-severity vulnerability in Qnap Qes with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-798.
Key facts
- Severity: Medium (CVSS 3.x base score 6.3)
- CVSS v2: 4.0
- EPSS exploit prediction: 1% (68th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-798
- Affected product: Qnap Qes
- Published:
- Last modified:
Description
A hard-coded password vulnerability has been reported to affect earlier versions of QES. If exploited, this vulnerability could allow attackers to log in with a hard-coded password. QNAP has already fixed the issue in QES 2.1.1 Build 20200515 and later.
Frequently asked questions
- What is CVE-2020-2499?
- A hard-coded password vulnerability has been reported to affect earlier versions of QES. If exploited, this vulnerability could allow attackers to log in with a hard-coded password. QNAP has already fixed the issue in QES 2.1.1 Build 20200515 and later.
- How severe is CVE-2020-2499?
- CVE-2020-2499 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity high, and availability none.
- Is CVE-2020-2499 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-2499?
- CVE-2020-2499 primarily affects Qnap Qes. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-2499?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-2499 published?
- CVE-2020-2499 was published on 2020-12-24 and last updated on 2026-06-17.
References
Affected products (6)
- cpe:2.3:a:qnap:qes:*:*:*:*:*:*:*:*
- cpe:2.3:a:qnap:qes:2.1.1:-:*:*:*:*:*:*
- cpe:2.3:a:qnap:qes:2.1.1:build_20200211:*:*:*:*:*:*
- cpe:2.3:a:qnap:qes:2.1.1:build_20200303:*:*:*:*:*:*
- cpe:2.3:a:qnap:qes:2.1.1:build_20200319:*:*:*:*:*:*
- cpe:2.3:a:qnap:qes:2.1.1:build_20200424:*:*:*:*:*:*
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