CVE-2016-4423

Published Jun 1, 2016 CVSS 3.0 · 7.5 High EPSS 1.9% KEV · Not listed
Description
The attemptAuthentication function in Component/Security/Http/Firewall/UsernamePasswordFormAuthenticationListener.php in Symfony before 2.3.41, 2.7.x before 2.7.13, 2.8.x before 2.8.6, and 3.0.x before 3.0.6 does not limit the length of a username stored in a session, which allows remote attackers to cause a denial of service (session storage consumption) via a series of authentication attempts with long, non-existent usernames.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-3588-1 symfony security update
EUVD EUVD EUVD-2022-5580 The attemptAuthentication function in Component/Security/Http/Firewall/UsernamePasswordFormAuthenticationListener.php in Symfony before 2.3.41, 2.7.x before 2.7.13, 2.8.x before 2.8.6, and 3.0.x before 3.0.6 does not limit the length of a username stored in a session, which allows remote attackers to cause a denial of service (session storage consumption) via a series of authentication attempts with long, non-existent usernames.
Github GHSA Github GHSA GHSA-whgv-8cg3-7hcm Symphony Denial of Service Via Overlong Usernames
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 12:32 AM
Reserved
May 2, 2016, 12:00 AM
Status
Modified
Published
Jun 1, 2016, 10:59 PM
Modified
Jun 17, 2026, 12:47 AM