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CVE-2020-8091

Good to know:

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Date: January 27, 2020

svg.swf in TYPO3 6.2.0 to 6.2.38 ELTS and 7.0.0 to 7.1.0 could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack on a targeted system. This may be at a contrib/websvg/svg.swf pathname.

Language: PHP

Severity Score

Related Resources (8)

https://www.purplemet.com/blog/typo3-xss-vulnerability
https://github.com/TYPO3/typo3/commit/482e2e992f80f5e38cb48fcaea40fd9812a5252c
https://typo3.org/security/advisory/typo3-psa-2019-003
https://nvd.nist.gov/vuln/detail/CVE-2020-8091
https://github.com/TYPO3/typo3
https://github.com/TYPO3/typo3/blob/4cb53e828bd5138d180cdf9cac1ccf7fd31086d2/typo3/sysext/core/Documentation/Changelog/7.2/Breaking-65962-WebSVGLibraryAndAPIRemoved.rst
https://typo3.org/security/advisory/typo3-psa-2019-003/
https://www.mend.io/vulnerability-database/CVE-2020-8091

Severity Score

Weakness Type (CWE)

Cross-Site Scripting (XSS)

CWE-79

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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