Authentication bypass in TYPO3 Frontend User Registration

Published: 2017-12-25 16:09:43
Severity Low
Patch available YES
Number of vulnerabilities 1
CVSSv2 5.5 (AV:N/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
CVSSv3 6.3 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]
CVE ID N/A
CWE ID CWE-287
Exploitation vector Network
Public exploit Not available
Vulnerable software Frontend User Registration
Vulnerable software versions Frontend User Registration 8.8.0
Frontend User Registration 8.7.2
Frontend User Registration 6.2.9
Frontend User Registration 6.2.8
Frontend User Registration 6.2.7
Vendor URL TYPO3
Advisory type Public

Security Advisory

1) Authentication bypass

Description

The disclosed vulnerability allows a remote attacker to bypass authentication on the target system.

The vulnerability exists due to improper authentication. A remote attacker can bypass authentication by only knowing the valid user's username.

Remediation

Update to version 1.0.8.

External links

https://typo3.org/teams/security/security-bulletins/typo3-extensions/typo3-ext-sa-2017-017/

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