Vulnerability Name:

CVE-2021-28816 (CCN-209143)

Assigned:2021-09-10
Published:2021-09-10
Updated:2022-02-10
Summary:A stack buffer overflow vulnerability has been reported to affect QNAP device running QTS, QuTScloud, QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QTS, QuTScloud, QuTS hero: QTS 4.5.4.1715 build 20210630 and later QTS 5.0.0.1716 build 20210701 and later QTS 4.3.3.1693 build 20210624 and later QTS 4.3.6.1750 build 20210730 and later QuTScloud c4.5.6.1755 and later QuTS hero h4.5.4.1771 build 20210825 and later
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
6.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:6.5 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-787
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-28816

Source: XF
Type: UNKNOWN
qnap-cve202128816-bo(209143)

Source: CCN
Type: QNAP QSA-21-33
Stack Buffer Overflow Vulnerabilities in QTS, QuTS hero, and QuTScloud

Source: CONFIRM
Type: Vendor Advisory
N/A

Vulnerable Configuration:Configuration 1:
  • cpe:/o:qnap:qts:*:*:*:*:*:*:*:* (Version < 4.3.3.1693)
  • OR cpe:/o:qnap:qts:*:*:*:*:*:*:*:* (Version >= 4.3.4 and < 4.3.6.1750)
  • OR cpe:/o:qnap:qts:*:*:*:*:*:*:*:* (Version >= 4.4.0 and < 4.5.4.1715)
  • OR cpe:/o:qnap:qts:*:*:*:*:*:*:*:* (Version >= 5.0.0 and < 5.0.0.1716)
  • OR cpe:/o:qnap:quts_hero:*:*:*:*:*:*:*:* (Version < h4.5.4.1771)
  • OR cpe:/o:qnap:qutscloud:*:*:*:*:*:*:*:* (Version < c4.5.6.1755)

    • Configuration CCN 1:
  • cpe:/a:qnap:qts_helpdesk:1.1.12:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    qnap qts *
    qnap qts *
    qnap qts *
    qnap qts *
    qnap quts hero *
    qnap qutscloud *
    qnap qts helpdesk 1.1.12