CVE-2020-25630
Last modified
CVE-2020-25630 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A vulnerability was found in Moodle where the decompressed size of zip files was not checked against available user quota before unzipping them, which could lead to a denial of service risk. This affects versions 3.9 to 3.9.1, 3.8 to 3.8.4, 3.7 to 3.7.7, 3.5 to 3.5.13 and earlier unsupported versions. EPSS estimates a 1.35% chance of exploitation in the next 30 days.
Description
A vulnerability was found in Moodle where the decompressed size of zip files was not checked against available user quota before unzipping them, which could lead to a denial of service risk. This affects versions 3.9 to 3.9.1, 3.8 to 3.8.4, 3.7 to 3.7.7, 3.5 to 3.5.13 and earlier unsupported versions. Fixed in 3.9.2, 3.8.5, 3.7.8 and 3.5.14.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Moodle | Moodle | >= 3.5.0, < 3.5.14 |
| Moodle | Moodle | >= 3.7.0, < 3.7.8 |
| Moodle | Moodle | >= 3.8.0, < 3.8.5 |
| Moodle | Moodle | >= 3.9.0, < 3.9.2 |
References
- https://moodle.org/mod/forum/discuss.php?d=410842Patch, Vendor Advisory
- https://moodle.org/mod/forum/discuss.php?d=410842Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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