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CVE-2014-7847: Moodle allows attackers to cause a denial of service

May 13, 2022 (updated January 24, 2024)

iplookup/index.php in Moodle through 2.4.11, 2.5.x before 2.5.9, 2.6.x before 2.6.6, and 2.7.x before 2.7.3 allows remote attackers to cause a denial of service (resource consumption) by triggering the calculation of an estimated latitude and longitude for an IP address.

References

  • git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-47321
  • openwall.com/lists/oss-security/2014/11/17/11
  • github.com/advisories/GHSA-6vjg-2q57-rgfw
  • github.com/moodle/moodle/commit/324b018bbce2f56198fe8808968bad6c8798710a
  • github.com/moodle/moodle/commit/35a60cbb382d78ddb9d54c772816db4c5007ca7e
  • github.com/moodle/moodle/commit/6ec47a64acf8576916c20dcbb436b0ae41a63440
  • github.com/moodle/moodle/commit/eb46bf2f4e80f4421255f6aee00b73448ba582a7
  • moodle.org/mod/forum/discuss.php?d=275158
  • nvd.nist.gov/vuln/detail/CVE-2014-7847
  • web.archive.org/web/20150914064838/http://www.securitytracker.com/id/1031215

Code Behaviors & Features

Detect and mitigate CVE-2014-7847 with GitLab Dependency Scanning

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Affected versions

All versions before 2.5.9, all versions starting from 2.6.0 before 2.6.6, all versions starting from 2.7.0 before 2.7.3

Fixed versions

  • 2.5.9
  • 2.6.6
  • 2.7.3

Solution

Upgrade to versions 2.5.9, 2.6.6, 2.7.3 or above.

Impact 5 MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Learn more about CVSS

Weakness

  • CWE-399

Source file

packagist/moodle/moodle/CVE-2014-7847.yml

Spotted a mistake? Edit the file on GitLab.

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