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GSA_kwCzR0hTQS04OXAzLTlqOGMtZnFoNM4AAyDu

Moderate EPSS: 0.00186% (0.40997 Percentile) EPSS:

User account enumeration in eZ Publish Ibexa Kernel

Affected Packages Affected Versions Fixed Versions
packagist:ezsystems/ezpublish-kernel >= 7.5.0, < 7.5.15.1, >= 6.13.0, < 6.13.8.1 7.5.15.1, 6.13.8.1
230 Dependent packages
352 Dependent repositories
574,926 Downloads total

Affected Version Ranges

All affected versions

6.13.0, 6.13.1, 6.13.2, 6.13.3, 6.13.4, 6.13.5, 6.13.6, 6.13.8, 7.0.0, 7.0.1, 7.0.2, 7.1.0, 7.1.1, 7.2.0, 7.2.1, 7.2.2, 7.2.3, 7.2.4, 7.2.5, 7.3.0, 7.3.1, 7.3.2, 7.3.3, 7.3.4, 7.3.5, 7.4.0, 7.4.1, 7.4.2, 7.4.3, 7.4.4, 7.5.0, 7.5.1, 7.5.2, 7.5.3, 7.5.4, 7.5.5, 7.5.6, 7.5.7, 7.5.8, 7.5.9, 7.5.10, 7.5.11, 7.5.12, 7.5.13, 7.5.14, 7.5.15, 7.5.16, 7.5.17, 7.5.18, 7.5.19, 7.5.20, 7.5.21, 7.5.22, 7.5.23, 7.5.24, 7.5.25, 7.5.26, 7.5.27, 7.5.28, 7.5.29, 7.5.30, 7.5.31, 2013.4.0, 2013.5.0, 2013.6.0, 2013.7.0, 2013.7.1, 2013.7.2, 2013.7.3, 2013.9.0, 2013.9.1, 2013.9.2, 2013.11.0, 2013.11.1, 2014.1.0, 2014.1.1, 2014.1.2, 2014.1.3, 2014.1.4, 2014.1.5, 2014.3.1, 2014.3.2, 2014.3.3, 2014.3.4, 2014.5.0, 2014.5.1, 2014.5.2, 2014.7.0, 2014.7.1, 2014.7.2, 2014.7.3, 2014.11.0, 2014.11.1, 2014.11.2, 2014.11.3, 2014.11.4, 2014.11.5, 2014.11.6, 2014.11.7, 2014.11.8

All unaffected versions

5.0.0, 5.2.0, 6.0.0, 6.0.1, 6.1.0, 6.1.1, 6.2.0, 6.2.1, 6.3.0, 6.3.1, 6.3.2, 6.3.3, 6.4.0, 6.4.1, 6.4.2, 6.5.0, 6.5.1, 6.5.2, 6.6.0, 6.6.1, 6.6.2, 6.7.0, 6.7.1, 6.7.2, 6.7.3, 6.7.4, 6.7.5, 6.7.6, 6.7.7, 6.7.8, 6.7.9, 6.7.10, 6.8.0, 6.8.1, 6.9.0, 6.9.1, 6.10.0, 6.10.1, 6.11.0, 6.11.1, 6.11.2, 6.11.3, 6.11.4, 6.12.0, 6.12.1

This Security Advisory is about a vulnerability in eZ Platform v1.13, v2.5, and v3.2, and in Ibexa DXP and Ibexa Open Source v3.3. The /user/sessions endpoint can let an attacker detect if a given username or email refers to a valid account. This can be detected through differences in the response data or response time of certain requests. The fix ensures neither attack is possible. The fix is distributed via Composer.

References: