CVE-2015-2268
First published: Mon Jun 01 2015(Updated: )
filter/urltolink/filter.php in Moodle through 2.5.9, 2.6.x before 2.6.9, 2.7.x before 2.7.6, and 2.8.x before 2.8.4 allows remote authenticated users to cause a denial of service (CPU consumption or partial outage) via a crafted string that is matched against an improper regular expression.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/moodle/moodle | >=2.8.0<2.8.4 | 2.8.4 |
| composer/moodle/moodle | >=2.7.0<2.7.6 | 2.7.6 |
| composer/moodle/moodle | <2.6.9 | 2.6.9 |
| Moodle | <=2.5.9 | |
| 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 | =2.6.6 | |
| Moodle | =2.6.7 | |
| Moodle | =2.6.8 | |
| Moodle | =2.7.0 | |
| Moodle | =2.7.1 | |
| Moodle | =2.7.2 | |
| Moodle | =2.7.3 | |
| Moodle | =2.7.4 | |
| Moodle | =2.7.5 | |
| Moodle | =2.8.0 | |
| Moodle | =2.8.1 | |
| Moodle | =2.8.2 | |
| Moodle | =2.8.3 |
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-38466
- http://openwall.com/lists/oss-security/2015/03/16/1
- https://moodle.org/mod/forum/discuss.php?d=307382
- https://nvd.nist.gov/vuln/detail/CVE-2015-2268
- https://github.com/moodle/moodle/commit/07323f50ffc71f8ba1b2914ec8947451e32a61c1
- https://github.com/moodle/moodle/commit/12ba38e725440eda73301d1dd354583c26d2c65d
- https://github.com/moodle/moodle/commit/1b249517781dbb49aa19040d7bb6d446d325bf8e
- https://github.com/moodle/moodle/commit/5219605a81b494c5bb6210ade3ea02d16b1c0d06
- https://github.com/moodle/moodle/commit/71ab589855e6ce9fa9a30051f8efd6153284344e
- https://github.com/moodle/moodle/commit/82406581afc4fa6e18051900434004d8563cf5c0
- https://github.com/moodle/moodle/commit/fdab8c0a518357253ad26bd2f113d7393adf418a
- https://github.com/advisories/GHSA-36cm-vrqh-8p98 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2015-2268?
CVE-2015-2268 is classified as a denial of service vulnerability due to its potential for significant CPU consumption and service disruption.
How do I fix CVE-2015-2268?
To fix CVE-2015-2268, upgrade to Moodle version 2.8.4, 2.7.6, or 2.6.9 or later.
Who is affected by CVE-2015-2268?
CVE-2015-2268 affects Moodle versions 2.5.0 to 2.8.3, specifically through version 2.5.9, 2.6.x before 2.6.9, 2.7.x before 2.7.6, and 2.8.x before 2.8.4.
What type of vulnerability is CVE-2015-2268?
CVE-2015-2268 is a remote denial of service vulnerability related to improper regular expression matching.
Can CVE-2015-2268 be exploited by unauthenticated users?
No, CVE-2015-2268 can only be exploited by authenticated users.
- agent/type
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-36cm-vrqh-8p98
- alias/CVE-2015-2268
- agent/software-canonical-lookup
- agent/weakness
- agent/severity
- agent/references
- agent/description
- agent/author
- agent/softwarecombine
- 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/2.5.9
- 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/2.6.6
- version/moodle/2.6.7
- version/moodle/2.6.8
- version/moodle/2.7.0
- version/moodle/2.7.1
- version/moodle/2.7.2
- version/moodle/2.7.3
- version/moodle/2.7.4
- version/moodle/2.7.5
- version/moodle/2.8.0
- version/moodle/2.8.1
- version/moodle/2.8.2
- version/moodle/2.8.3