Vulnerability DatabaseCVE-2020-11063
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CVE-2020-11063
Published:May 13, 2020
Updated:May 17, 2026
In TYPO3 CMS versions 10.4.0 and 10.4.1, it has been discovered that time-based attacks can be used with the password reset functionality for backend users. This allows an attacker to mount user enumeration based on email addresses assigned to backend user accounts. This has been fixed in 10.4.2.
Affected Packages
typo3/cms-core (PHP):
Affected version(s) >=v10.0.0 <v10.4.2
Fix Suggestion:
Update to version v10.4.2
Related Resources (8)
https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2020-11063.yaml
https://github.com/TYPO3/typo3/commit/14929b98ecda0ce67329b0f25ca7c01ee85df574
https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2020-11063.yaml
https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-347x-877p-hcwx
https://nvd.nist.gov/vuln/detail/CVE-2020-11063
https://github.com/TYPO3/typo3
https://github.com/TYPO3/typo3/security/advisories/GHSA-347x-877p-hcwx
https://typo3.org/security/advisory/typo3-core-sa-2020-001
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CVSS v4
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Observable Discrepancy
CWE-203
Observable Response Discrepancy
CWE-204
EPSS
Base Score:
0.29