Vulnerability Name:

CVE-2021-28805 (CCN-203539)

Assigned:2021-06-11
Published:2021-06-11
Updated:2022-10-18
Summary:Inclusion of sensitive information in the source code has been reported to affect certain QNAP switches running QSS. If exploited, this vulnerability allows attackers to read application data. This issue affects: QNAP Systems Inc. QSS versions prior to 1.0.3 build 20210505 on QSW-M2108-2C; versions prior to 1.0.3 build 20210505 on QSW-M2108-2S; versions prior to 1.0.3 build 20210505 on QSW-M2108R-2C; versions prior to 1.0.12 build 20210506 on QSW-M408.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-200
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2021-28805

Source: XF
Type: UNKNOWN
qnap-cve202128805-info-disc(203539)

Source: CCN
Type: QNAP QSA-21-24
Inclusion of Sensitive Information in QSS

Source: MISC
Type: Vendor Advisory
https://www.qnap.com/zh-tw/security-advisory/qsa-21-24

Vulnerable Configuration:Configuration 1:
  • cpe:/a:qnap:qss:*:*:*:*:*:*:*:* (Version < 1.0.3)
  • AND
  • cpe:/h:qnap:qsw-m2108-2c:-:*:*:*:*:*:*:*
  • OR cpe:/h:qnap:qsw-m2108-2s:-:*:*:*:*:*:*:*
  • OR cpe:/h:qnap:qsw-m2108r-2c:-:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/a:qnap:qss:*:*:*:*:*:*:*:* (Version < 1.0.12)
  • AND
  • cpe:/h:qnap:qsw-m408:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    qnap qss *
    qnap qsw-m2108-2c -
    qnap qsw-m2108-2s -
    qnap qsw-m2108r-2c -
    qnap qss *
    qnap qsw-m408 -