CVE-2020-2505 - CVE House
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Status published Low CVE-2020-2505

Sensitive information via generation of error messages vulnerability in QES

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • TIM Security Red Team Research

References

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Affected Vendor

QNAP Systems Inc.

View all reports →

Affected Software

QES
Vulnerable Versions:
unspecified

Timeline

Official Publish: December 24th, 2020
Last Modified: September 16th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Weaknesses (CWE)

CWE-209 CWE-755

MITRE ATT&CK TTPs

T1592 Gather Victim Host Information
Reconnaissance
T1083 File and Directory Discovery
Discovery
T1552 Unsecured Credentials
Credential Access
T1212 Exploitation for Defense Evasion
Defense Evasion
T1005 Data from Local System
Collection
T1190 Exploit Public-Facing Application
Initial Access
T1203 Exploitation for Client Execution
Execution
T1213 Data from Information Repositories
Collection
T1499 Endpoint Denial of Service
Impact