Moodle External function mod_assign_save_submission does not check due dates
The advisory, in context
The save_submission function in mod/assign/externallib.php in Moodle through 2.6.11, 2.7.x before 2.7.13, 2.8.x before 2.8.11, 2.9.x before 2.9.5, and 3.0.x before 3.0.3 allows remote authenticated users to bypass intended due-date restrictions by leveraging the student role for a web-service request.
Affected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
From 2.7 before 2.7.13
Fixed in 2.7.13
16 explicitly affected versions
v2.7.0, v2.7.0-beta, v2.7.0-rc1, v2.7.0-rc2, v2.7.1, v2.7.10, v2.7.11, v2.7.12, v2.7.2, v2.7.3, v2.7.4, v2.7.5, v2.7.6, v2.7.7, v2.7.8, v2.7.9
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "2.7"
},
{
"fixed": "2.7.13"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"v2.7.0",
"v2.7.0-beta",
"v2.7.0-rc1",
"v2.7.0-rc2",
"v2.7.1",
"v2.7.10",
"v2.7.11",
"v2.7.12",
"v2.7.2",
"v2.7.3",
"v2.7.4",
"v2.7.5",
"v2.7.6",
"v2.7.7",
"v2.7.8",
"v2.7.9"
]
}From 2.8 before 2.8.11
Fixed in 2.8.11
14 explicitly affected versions
v2.8.0, v2.8.0-beta, v2.8.0-rc1, v2.8.0-rc2, v2.8.1, v2.8.10, v2.8.2, v2.8.3, v2.8.4, v2.8.5, v2.8.6, v2.8.7, v2.8.8, v2.8.9
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "2.8"
},
{
"fixed": "2.8.11"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"v2.8.0",
"v2.8.0-beta",
"v2.8.0-rc1",
"v2.8.0-rc2",
"v2.8.1",
"v2.8.10",
"v2.8.2",
"v2.8.3",
"v2.8.4",
"v2.8.5",
"v2.8.6",
"v2.8.7",
"v2.8.8",
"v2.8.9"
]
}From 2.9 before 2.9.5
Fixed in 2.9.5
8 explicitly affected versions
v2.9.0, v2.9.0-beta, v2.9.0-rc1, v2.9.0-rc2, v2.9.1, v2.9.2, v2.9.3, v2.9.4
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "2.9"
},
{
"fixed": "2.9.5"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"v2.9.0",
"v2.9.0-beta",
"v2.9.0-rc1",
"v2.9.0-rc2",
"v2.9.1",
"v2.9.2",
"v2.9.3",
"v2.9.4"
]
}From 3.0 before 3.0.3
Fixed in 3.0.3
8 explicitly affected versions
v3.0.0, v3.0.0-beta, v3.0.0-rc1, v3.0.0-rc2, v3.0.0-rc3, v3.0.0-rc4, v3.0.1, v3.0.2
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "3.0"
},
{
"fixed": "3.0.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"v3.0.0",
"v3.0.0-beta",
"v3.0.0-rc1",
"v3.0.0-rc2",
"v3.0.0-rc3",
"v3.0.0-rc4",
"v3.0.1",
"v3.0.2"
]
}References
- https://nvd.nist.gov/vuln/detail/CVE-2016-2159
- https://github.com/moodle/moodle/commit/0766509ab02353008af62f953f7ebc0f6210411a
- https://github.com/moodle/moodle/commit/3c069c16db62d0e0a64137578e92c22d604dd261
- https://github.com/moodle/moodle/commit/711f9468d4e2792afe0f2025ac98c52ee3e4ee71
- https://github.com/moodle/moodle/commit/dc8421575f35585a7a4fc1c9710dafd1d0483d4e
- https://github.com/moodle/moodle/commit/ea8987644fdbbee291337263598b0c3c7bf27c36
- https://github.com/moodle/moodle
- https://moodle.org/mod/forum/discuss.php?d=330182
- https://web.archive.org/web/20160424224349/http://www.securitytracker.com/id/1035333
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-52901
- http://www.openwall.com/lists/oss-security/2016/03/21/1