9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.006 Low
EPSS
Percentile
77.9%
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.
CPE | Name | Operator | Version |
---|---|---|---|
symfony/symfony | lt | 3.0.6 | |
symfony/symfony | lt | 2.8.6 | |
symfony/security | lt | 3.0.6 | |
symfony/security | lt | 2.8.6 | |
symfony/security-core | lt | 3.0.6 | |
symfony/security-core | lt | 2.8.6 |
symfony.com/blog/cve-2016-2403-unauthorized-access-on-a-misconfigured-ldap-server-when-using-an-empty-password
github.com/advisories/GHSA-wvj5-r78r-hhfq
github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-core/CVE-2016-2403.yaml
github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2016-2403.yaml
github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2016-2403.yaml
nvd.nist.gov/vuln/detail/CVE-2016-2403
symfony.com/cve-2016-2403
web.archive.org/web/20210123224944/www.securityfocus.com/bid/96137
www.debian.org/security/2018/dsa-4262
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.006 Low
EPSS
Percentile
77.9%