CVE-2020-25827
OATHAuth extension in MediaWiki is not implementing rate limit
7.5
HIGH
CVSS 3.1
EPSS 0.24%
Description
An issue was discovered in the OATHAuth extension in MediaWiki before 1.31.10 and 1.32.x through 1.34.x before 1.34.4. For Wikis using OATHAuth on a farm/cluster (such as via CentralAuth), rate limiting of OATH tokens is only done on a single site level. Thus, multiple requests can be made across many wikis/sites concurrently.
How to fix CVE-2020-25827
To remediate CVE-2020-25827, upgrade the affected package to a fixed version below.
- —upgrade to 1.31.10 or later
- —upgrade to 1:1.35.0-1 or later
- —upgrade to 1.31.9 or later
Is CVE-2020-25827 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1.31.10, >= 1.32.0, < 1.34.4
- from 0, < 1:1.35.0-1
- >= 1.31.0, < 1.31.9
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |