Vulnerability Name:

CVE-2021-38675 (CCN-210492)

Assigned:2021-10-01
Published:2021-10-01
Updated:2021-10-04
Summary:A cross-site scripting (XSS) vulnerability has been reported to affect QNAP device running Image2PDF. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of Image2PDF: Image2PDF 2.1.5 ( 2021/08/17 ) and later
CVSS v3 Severity:5.4 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
4.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
7.2 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N)
6.3 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/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): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:3.5 Low (CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
6.4 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-79
Vulnerability Consequences:Cross-Site Scripting
References:Source: MITRE
Type: CNA
CVE-2021-38675

Source: XF
Type: UNKNOWN
qnap-cve202138675-xss(210492)

Source: CCN
Type: QNAP QSA-21-43
Stored XSS Vulnerability in Image2PDF

Source: MISC
Type: Mitigation, Vendor Advisory
https://www.qnap.com/en/security-advisory/qsa-21-43

Vulnerable Configuration:Configuration 1:
  • cpe:/a:qnap:image2pdf:*:*:*:*:*:*:*:* (Version < 2.1.5)
  • AND
  • cpe:/h:qnap:nas:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:qnap:image2pdf:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:qnap:nas:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    qnap image2pdf *
    qnap nas -
    qnap image2pdf *
    qnap nas -