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Fencer Intel
medium 5.4

GHSA-6xh8-8pfv-53vx json

Authentication Bypass in TYPO3 CMS

published 2y ago modified last yr.

cvss
5.4
version 3.1, GitHub
cisa kev
Not listed
not in CISA's catalog
epss
—
no score, EPSS covers CVEs only
public exploits
0
none known

Summary

The default authentication service misses to invalidate empty strings as password. Therefore it is possible to authenticate backend and frontend users without password set in the database. Note: TYPO3 does not allow to create user accounts without a password. Your TYPO3 installation might only be affected if there is a third party component creating user accounts without password by directly manipulating the database.

Patch / fix

  • packagist typo3/cms 6.2.20, 7.6.5, 8.0.1

Is GHSA-6xh8-8pfv-53vx in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CVSS scores

assigned by version score vector
GitHub 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist typo3/cms
>=6.2.0, <6.2.20
>=7.6.0, <7.6.5
>=8.0.0, <8.0.1
6.2.20
7.6.5
8.0.1

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.