UpHeron
All vulnerabilities

Servers and applications

CVE-2012-3397

lib/modinfolib.php in Moodle 2.0.x before 2.0.10, 2.1.x before 2.1.7, 2.2.x before 2.2.4, and 2.3.x before 2.3.1 does not check for a group-membership requirement when determining whether an activity is unavailable or hidden, which allows remote authenticated users to bypass intended access restrictions by selecting an activity that is configured for a group of other users.

Severity
Medium 4.0
Published
23 Jul 2012
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.1% in the next 30 daysHigher than 66% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-264
Attack
Over the network · Needs a login
Attacker can
Change some data
CVSS vector
AV:N/AC:L/Au:S/C:N/I:P/A:N
Sources
NVD

Affected software

SoftwareAffected versions
MoodleServers and applications · cpe:a:moodle:moodle
  • Version 2.3.0
  • Version 2.2.3
  • Version 2.2.2
  • Version 2.2.1
All 22 release lines
  • Version 2.0.0
  • Version 2.0.1
  • Version 2.0.2
  • Version 2.0.3
  • Version 2.0.4
  • Version 2.0.5
  • Version 2.0.6
  • Version 2.0.7
  • Version 2.0.8
  • Version 2.0.9
  • Version 2.1.0
  • Version 2.1.1
  • Version 2.1.2
  • Version 2.1.3
  • Version 2.1.4
  • Version 2.1.5
  • Version 2.1.6
  • Version 2.2.0
  • Version 2.2.1
  • Version 2.2.2
  • Version 2.2.3
  • Version 2.3.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2012-3397
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2012-3397