What is CVE-2016-4423?

CVE-2016-4423 is a high-severity vulnerability in Sensiolabs Symfony, classified under CWE-399. CVSS score: 7.5/10. Published 2016-06-01.

How severe is CVE-2016-4423?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Sensiolabs Symfony

CVE-2016-4423

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…

EPSS: 0.014 (81.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Sensiolabs Symfony — versions 2.7.0, 2.7.1, 2.7.2
Debian Debian_linux — versions 8.0
N/a — versions n/a

Weakness classification (CWE)

CWE-399

References

cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
cve@mitre.org (x_refsource_CONFIRM)
DSA-3588 (vendor-advisory, x_refsource_DEBIAN)

Frequently asked questions

What is CVE-2016-4423?: CVE-2016-4423 is a high-severity vulnerability in Sensiolabs Symfony, classified under CWE-399. CVSS score: 7.5/10. Published 2016-06-01.
How severe is CVE-2016-4423?: High severity. CVSS v3 base score is 7.5 out of 10.