CVE-2016-2403

Description

Symfony before 2.8.6 and 3.x before 3.0.6 allows remote attackers to bypass authentication by logging in with an empty password and valid username, which triggers an unauthenticated bind.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.15%
Vendor Advisory debian.org Vendor Advisory symfony.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://symfony.com/blog/cve-2016-2403-unauthorized-access-on-a-misconfigured-ldap-server-when-using-an-empty-password vendor advisory
https://www.debian.org/security/2018/dsa-4262 vendor advisory
http://www.securityfocus.com/bid/96137 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2016-2403?
CVE-2016-2403 has been scored as a critical severity vulnerability.
How to fix CVE-2016-2403?
To fix CVE-2016-2403, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-2403 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-2403 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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