CVE-2022-30600: Moodle/moodle Incorrect Calculation Vulnerability
CRITICALCVE-2022-30600 is a CRITICAL (CVSS 9.8) incorrect calculation vulnerability (CWE-682: Incorrect Calculation) affecting Moodle/moodle libraries in the Packagist ecosystem. The issue involves incorrect calculation in moodle. Remediation is available by upgrading affected packages to version 4.0.1, 3.9.14, 3.10.11, 3.11.7.
CVE-2022-30600 at a Glance
Security Impact
CVSS: 9.8
The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
How to Fix CVE-2022-30600
To remediate this vulnerability, upgrade all affected Moodle/moodle dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.
Upgrade moodle/moodle to 4.0.1Upgrade moodle/moodle to 3.9.14Upgrade moodle/moodle to 3.10.11Upgrade moodle/moodle to 3.11.7Run the following command in your project directory to verify that all resolved dependencies use the patched release:
inspect dependencies for moodle/moodleHow to Check if You Are Affected
To determine whether your application is affected by CVE-2022-30600, inspect your project dependencies for Moodle/moodle:
inspect dependencies for moodle/moodleAnalyze the terminal output to locate any version of Moodle/moodle in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 4.0.1), your application is affected.
Note: Verify declared build manifests and deployed runtime container environments.
Technical Details
Vulnerability Mechanism & Technical Analysis
This vulnerability is classified under CWE-682: Incorrect Calculation, where the product performs a calculation that generates incorrect or unintended results that are later used in security-critical decisions or resource management. In Moodle/moodle, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.
Source Advisory Statement
CVE-2022-30600 Affected Moodle/moodle Versions
4 component(s)| Product / Package | Ecosystem | Affected Versions | Fixed Version |
|---|---|---|---|
|
moodle/moodle
|
Packagist |
≥ 4.0
< 4.0.1
|
4.0.1
|
|
moodle/moodle
|
Packagist |
≥ 3.9
< 3.9.14
|
3.9.14
|
|
moodle/moodle
|
Packagist |
≥ 3.10
< 3.10.11
|
3.10.11
|
|
moodle/moodle
|
Packagist |
≥ 3.11
< 3.11.7
|
3.11.7
|
References
Frequently Asked Questions
What is CVE-2022-30600?
Which Moodle/moodle versions are affected?
What version fixes CVE-2022-30600?
Is moodle/moodle affected?
What is the CVSS score of CVE-2022-30600?
What CWE is associated with CVE-2022-30600?
How can I check Packagist dependencies for CVE-2022-30600?
Machine-readable OSV JSON
OSV v1.5 Schema
{
"schema_version" : "1.4.0",
"id" : "GHSA-w37f-pvvx-wcwm",
"modified" : "2022-06-02T14:50:29Z",
"published" : "2022-05-19T00:00:16Z",
"aliases" : [ "CVE-2022-30600" ],
"summary" : "Incorrect Calculation in moodle",
"details" : "A flaw was found in moodle where logic used to count failed login attempts could result in the account lockout threshold being bypassed.",
"severity" : [ {
"type" : "CVSS_V3",
"score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
} ],
"affected" : [ {
"package" : {
"ecosystem" : "Packagist",
"name" : "moodle/moodle"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "4.0"
}, {
"fixed" : "4.0.1"
} ]
} ]
}, {
"package" : {
"ecosystem" : "Packagist",
"name" : "moodle/moodle"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "3.9"
}, {
"fixed" : "3.9.14"
} ]
} ]
}, {
"package" : {
"ecosystem" : "Packagist",
"name" : "moodle/moodle"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "3.10"
}, {
"fixed" : "3.10.11"
} ]
} ]
}, {
"package" : {
"ecosystem" : "Packagist",
"name" : "moodle/moodle"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "3.11"
}, {
"fixed" : "3.11.7"
} ]
} ]
} ],
"references" : [ {
"type" : "ADVISORY",
"url" : "https://nvd.nist.gov/vuln/detail/CVE-2022-30600"
}, {
"type" : "WEB",
"url" : "https://github.com/moodle/moodle/commit/59b5858da200f63ecb59a9113af2b99ef1496fe5"
}, {
"type" : "WEB",
"url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2083613"
}, {
"type" : "PACKAGE",
"url" : "https://github.com/moodle/moodle"
}, {
"type" : "WEB",
"url" : "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OGF35EN5K2R6X3NTY3XPZSJ3UDASMXI6"
}, {
"type" : "WEB",
"url" : "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PIMSIRKCFLIC646K4GMUSZU7THOUVPAJ"
}, {
"type" : "WEB",
"url" : "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QCTWSE3JDMSYL7DPCMXMMJEXZSS6VIA5"
}, {
"type" : "WEB",
"url" : "https://moodle.org/mod/forum/discuss.php?d=434582"
}, {
"type" : "WEB",
"url" : "http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-73736"
} ],
"database_specific" : {
"cwe_ids" : [ "CWE-682" ],
"severity" : "CRITICAL",
"github_reviewed" : true,
"github_reviewed_at" : "2022-06-02T14:50:29Z",
"nvd_published_at" : "2022-05-18T18:15:00Z"
}
}