CVE-2014-7847
First published: Mon Nov 24 2014(Updated: )
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.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/moodle/moodle | >=2.7.0<2.7.3 | 2.7.3 |
| composer/moodle/moodle | >=2.6.0<2.6.6 | 2.6.6 |
| composer/moodle/moodle | <2.5.9 | 2.5.9 |
| Moodle | <=2.4.11 | |
| Moodle | =2.5.0 | |
| Moodle | =2.5.1 | |
| Moodle | =2.5.2 | |
| Moodle | =2.5.3 | |
| Moodle | =2.5.4 | |
| Moodle | =2.5.5 | |
| Moodle | =2.5.6 | |
| Moodle | =2.5.7 | |
| Moodle | =2.5.8 | |
| Moodle | =2.6.0 | |
| Moodle | =2.6.1 | |
| Moodle | =2.6.2 | |
| Moodle | =2.6.3 | |
| Moodle | =2.6.4 | |
| Moodle | =2.6.5 | |
| Moodle | =2.7.0 | |
| Moodle | =2.7.1 | |
| Moodle | =2.7.2 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-47321
- http://openwall.com/lists/oss-security/2014/11/17/11
- http://www.securitytracker.com/id/1031215
- https://moodle.org/mod/forum/discuss.php?d=275158
- https://nvd.nist.gov/vuln/detail/CVE-2014-7847
- https://github.com/moodle/moodle/commit/324b018bbce2f56198fe8808968bad6c8798710a
- https://github.com/moodle/moodle/commit/35a60cbb382d78ddb9d54c772816db4c5007ca7e
- https://github.com/moodle/moodle/commit/6ec47a64acf8576916c20dcbb436b0ae41a63440
- https://github.com/moodle/moodle/commit/eb46bf2f4e80f4421255f6aee00b73448ba582a7
- https://web.archive.org/web/20150914064838/http://www.securitytracker.com/id/1031215
- https://github.com/advisories/GHSA-6vjg-2q57-rgfw (Advisory)
Frequently Asked Questions
What is the severity of CVE-2014-7847?
CVE-2014-7847 is rated as a medium severity vulnerability due to its potential for denial of service.
How do I fix CVE-2014-7847?
To fix CVE-2014-7847, upgrade Moodle to version 2.5.9, 2.6.6, or 2.7.3 or later.
What versions of Moodle are affected by CVE-2014-7847?
Versions of Moodle affected by CVE-2014-7847 include 2.4.11 and earlier, 2.5.x before 2.5.9, 2.6.x before 2.6.6, and 2.7.x before 2.7.3.
What kind of attack can exploit CVE-2014-7847?
CVE-2014-7847 allows remote attackers to exploit the vulnerability to cause a denial of service by consuming server resources.
Is there a workaround for CVE-2014-7847?
There is no specific workaround for CVE-2014-7847; the best course of action is to upgrade to a patched version of Moodle.
- agent/type
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-6vjg-2q57-rgfw
- alias/CVE-2014-7847
- agent/software-canonical-lookup
- agent/weakness
- agent/references
- agent/severity
- agent/remedy
- agent/softwarecombine
- agent/description
- agent/author
- collector/github-advisory
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/event
- agent/trending
- agent/source
- agent/tags
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup-request
- collector/nvd-index
- package-manager/composer
- vendor/moodle
- canonical/moodle
- version/moodle/2.4.11
- version/moodle/2.5.0
- version/moodle/2.5.1
- version/moodle/2.5.2
- version/moodle/2.5.3
- version/moodle/2.5.4
- version/moodle/2.5.5
- version/moodle/2.5.6
- version/moodle/2.5.7
- version/moodle/2.5.8
- version/moodle/2.6.0
- version/moodle/2.6.1
- version/moodle/2.6.2
- version/moodle/2.6.3
- version/moodle/2.6.4
- version/moodle/2.6.5
- version/moodle/2.7.0
- version/moodle/2.7.1
- version/moodle/2.7.2