CVE-2021-41800

MediaWiki before 1.36.2 allows a denial of service (resource consumption because of lengthy query processing time). Visiting Special:Contributions can sometimes result in a long running SQL query because PoolCounter protection is mishandled.

References

Affected packages

Git / github.com/wikimedia/mediawiki

Affected ranges

Type

GIT

Repo

https://github.com/wikimedia/mediawiki

Events

Introduced

Fixed

f65f9d6971578b301ef9fc915a729e6a13266a5e

Fixed

781caf83dba90c18349f930bbaaa0e89f003f874

Database specific

{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.36.2"
        }
    ]
}

Affected versions

1.*

1.1.0

1.3.0beta1

1.36.0

1.36.0-rc.0

1.36.1

1.5.0alpha1

1.5.0alpha2

1.5.0beta1

1.5.0beta2

1.5.0beta3

1.5.0beta4

1.6.0

Database specific

unresolved_ranges

[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "33"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "34"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "35"
            }
        ]
    }
]

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-41800.json"