CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:S/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
AI Score
Confidence
Low
EPSS
Percentile
51.6%
calendar/externallib.php in Moodle through 2.6.11, 2.7.x before 2.7.13, 2.8.x before 2.8.11, 2.9.x before 2.9.5, and 3.0.x before 3.0.3 provides calendar-event data without considering whether an activity is hidden, which allows remote authenticated users to obtain sensitive information via a web-service request.
git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-52808
www.openwall.com/lists/oss-security/2016/03/21/1
github.com/advisories/GHSA-h8vc-v44p-5r2q
github.com/moodle/moodle/commit/39b851376337b853c8d403dcba64645d16f0a9bd
github.com/moodle/moodle/commit/783e695e00689d67925d6f83722d344c0bd6de94
github.com/moodle/moodle/commit/854e7b8ed0a84eb91ca455ca290427d22bc20baf
github.com/moodle/moodle/commit/c631b112d6e729c84f5d559371a399fe54502ba3
github.com/moodle/moodle/commit/d63ac148b95e5f909618e75efd76f6b5032da158
moodle.org/mod/forum/discuss.php?d=330178
nvd.nist.gov/vuln/detail/CVE-2016-2156
web.archive.org/web/20160424224349/www.securitytracker.com/id/1035333
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:S/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
AI Score
Confidence
Low
EPSS
Percentile
51.6%