Home/CVE/Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x b
CVE

CVE-2012-3398

Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x b

Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x before 2.2.4 allows remote authenticated users to cause a denial of service (CPU consumption) by using the advanced-search feature on a database activity that has many records.

MEDIUM · CVSS 4 EPSS 0.00621
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Affected Products & Versions

1
moodleall versions
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Scoring & Timeline

4
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:S/C:N/I:N/A:P
Published to NVD23 Jul 2012 · 09:55 PM
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References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://git.moodle.org/gw?p=moodle.git&a=search&h=refs%2Fheads%2FMOODLE_22_STABLE&st=commit&s=MDL-32126
http://openwall.com/lists/oss-security/2012/07/17/1
http://secunia.com/advisories/49890
http://www.securityfocus.com/bid/54481
https://exchange.xforce.ibmcloud.com/vulnerabilities/76964
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