Vulnerability Name:

CVE-2021-32669 (CCN-205964)

Assigned:2021-07-20
Published:2021-07-20
Updated:2021-07-29
Summary:TYPO3 is an open source PHP based web content management system. Versions 9.0.0 through 9.5.28, 10.0.0 through 10.4.17, and 11.0.0 through 11.3.0 have a cross-site scripting vulnerability. When settings for _backend layouts_ are not properly encoded, the corresponding grid view is vulnerable to persistent cross-site scripting. A valid backend user account is needed to exploit this vulnerability. TYPO3 versions 9.5.29, 10.4.18, 11.3.1 contain a patch for this vulnerability.
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)
5.2 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:H/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
5.4 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
5.2 Medium (CCN 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:H/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
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
5.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
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-2021-32669

Source: XF
Type: UNKNOWN
typo3-cve202132669-xss(205964)

Source: CONFIRM
Type: Third Party Advisory
https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-rgcg-28xm-8mmw

Source: CCN
Type: TYPO3-CORE-SA-2021-011
Cross-Site Scripting in Backend Grid View

Source: MISC
Type: Vendor Advisory
https://typo3.org/security/advisory/typo3-core-sa-2021-011

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-32669

Vulnerable Configuration:Configuration 1:
  • cpe:/a:typo3:typo3:*:*:*:*:*:*:*:* (Version >= 8.0.0 and <= 8.7.40)
  • OR cpe:/a:typo3:typo3:*:*:*:*:*:*:*:* (Version >= 9.0.0 and <= 9.5.28)
  • OR cpe:/a:typo3:typo3:*:*:*:*:*:*:*:* (Version >= 10.0.0 and <= 10.4.17)
  • OR cpe:/a:typo3:typo3:*:*:*:*:*:*:*:* (Version >= 11.0.0 and <= 11.3.0)

    • Configuration CCN 1:
  • cpe:/a:typo3:typo3:11.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:typo3:typo3:10.4.17:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    typo3 typo3 *
    typo3 typo3 *
    typo3 typo3 *
    typo3 typo3 *
    typo3 typo3 11.3.0
    typo3 typo3 10.4.17