CVE-2020-2497

Cross-site scripting vulnerability in QTS and QuTS hero

MEDIUM

6.1

CVSS Score

Published: December 10, 2020 at 03:43 AM UTC

Updated: June 17, 2026 at 03:12 AM UTC

2 products affected across 1 vendorQTSQuTS hero

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Severity

MEDIUM6.1

Exploit prediction

EPSS 1.0%

Description

If exploited, this cross-site scripting vulnerability could allow remote attackers to inject malicious code in System Connection Logs. QANP have already fixed these vulnerabilities in the following versions of QTS and QuTS hero. QuTS hero h4.5.1.1472 build 20201031 and later QTS 4.5.1.1456 build 20201015 and later QTS 4.4.3.1354 build 20200702 and later QTS 4.3.6.1333 build 20200608 and later QTS 4.3.4.1368 build 20200703 and later QTS 4.3.3.1315 build 20200611 and later QTS 4.2.6 build 20200611 and later

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

QTS · Qnap

95%

v < 4.2.6v < 4.3.3.1315v < 4.3.4.1368v < 4.3.6.1333v < 4.4.3.1354v < 4.5.1.1456

Affected range stops below 4.2.6, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.3.3.1315, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.3.4.1368, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.3.6.1333, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.4.3.1354, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.5.1.1456, so it looks safe — our inference, not a vendor statement

QuTS hero · Qnap

95%

v < 4.5.1.1472v < h4.5.1.1472

Affected range stops below 4.5.1.1472, so it looks safe — our inference, not a vendor statement

Affected range stops below h4.5.1.1472, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://www.qnap.com/en/security-advisory/qsa-20-12

References (1)

x_refsource_CONFIRMVendor Advisory

Source: [email protected]

https://www.qnap.com/en/security-advisory/qsa-20-12

CVSS

6.1MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: CHANGED
Confidentiality: LOW
Integrity: LOW
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-79CWE-80

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