Mahara before 1.5.12, 1.6.x before 1.6.7, and 1.7.x before 1.7.3 does not properly restrict access to artefacts, which allows remote authenticated users to read arbitrary artefacts via the (1) artefact id in an upload action when creating a journal or (2) instconf_artefactid_selected[ID] parameter in an upload action when editing a block.
CVSS Severity (version 2.0):
Impact Subscore: 2.9
Exploitability Subscore: 8.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Required to exploit
Impact Type: Allows unauthorized disclosure of information
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[oss-security] 20131015 Re: CVE request: mahara 1.7.3
[oss-security] 20131008 CVE request: mahara 1.7.3
[oss-security] 20131015 Re: Re: CVE request: mahara 1.7.3