Weakness (CWE)
CWE-287: Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
How to prevent it (1 mitigation)
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Architecture and Design
Use an authentication framework or library such as the OWASP ESAPI Authentication feature.
Source: MITRE CWE-287
1,204 results · Clear filters · Feed
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High 8.2
Cisco Prime Collaboration Assurance Software Unauthenticated Access Vulnerability
A vulnerability in the Quality of Voice Reporting (QOVR) service of Cisco Prime Collaboration Assurance (PCA) Software could allow an unauthenticated, remote attacker to access the system as a valid user. The vulnerability is due to insufficient authenticatio…
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High 7.8
An elevation of privilege vulnerability exists when Windows improperly handles authentication requests, aka "Microsoft …
KEV Mar 15, 2022 -
High 7.5
Unauthenticated File Read in PHP Proxy
In PHP Proxy 3.0.3, any user can read files from the server without authentication due to an index.php?q=file:/// LFI URI, a different vulnerability than CVE-2018-19246.
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High 7.3
Authentication bypass in sibling check
A improper authentication using the HOST header in SUSE Linux SMT allows remote attackers to spoof a sibling server. Affected releases are SUSE Linux SMT: versions prior to 3.0.37.
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High 8.1
Improper Authentication in Apache Karaf
In Apache Karaf version prior to 3.0.9, 4.0.9, 4.1.1, when the webconsole feature is installed in Karaf, it is available at .../system/console and requires authentication to access it. One part of the console is a Gogo shell/console that gives access to the c…
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High 7.5
Traefik Missing Authentication
Containous Traefik 1.6.x before 1.6.6, when --api is used, exposes the configuration and secret if authentication is missing and the API's port is publicly reachable.
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High 8.8
Missing permission checks in Jenkins Distributed Fork Plugin
It was found that there were no permission checks performed in the Distributed Fork plugin before and including 1.5.0 for Jenkins that provides the dist-fork CLI command beyond the basic check for Overall/Read permission, allowing anyone with that permission …
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High 7.5
Wizkunde SAMLBase SAML Bypass
Wizkunde SAMLBase may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially by…
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High 7.5CVE-2018-8171 EPSS 11%
Security feature bypass vulnerability exists in ASP.NET when the number of incorrect login attempts is not validated
A Security Feature Bypass vulnerability exists in ASP.NET when the number of incorrect login attempts is not validated, aka "ASP.NET Security Feature Bypass Vulnerability." This affects ASP.NET, ASP.NET Core 1.1, ASP.NET Core 1.0, ASP.NET Core 2.0, ASP.NET MV…
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High 8.8
phpMyAdmin Improper Authentication
An issue was discovered in phpMyAdmin 4.8.x before 4.8.2, in which an attacker can include (view and potentially execute) files on the server. The vulnerability comes from a portion of code where pages are redirected and loaded within phpMyAdmin, and an impro…
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High 8.0
glusterfs server before versions 3.10.12, 4.0.2 is vulnerable when using 'auth.allow' option which allows any unauthent…
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High 8.1
Moodle Improper Authentication
A flaw was found in Moodle 3.4 to 3.4.1, and 3.3 to 3.3.4. If a user account using OAuth2 authentication method was once confirmed but later suspended, the user could still login to the site.
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High 8.8
Improper Authentication in Jenkins
Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to a login command which allowed impersonating any Jenkins user. The `login` command available in the remoting-based CLI stored the encrypted user name of the successfully auth…
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High 7.5
OXID eShop user impersonation vulnerability
The OpenID Single Sign-On authentication functionality in OXID eShop before 4.5.0 allows remote attackers to impersonate users via the email address in a crafted authentication token.
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High 8.1
Disabled users able to log in with third party SSO plugin
Mautic versions 2.0.0 - 2.11.0 with a SSO plugin installed could allow a disabled user to still login using email address
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High 8.1
pysaml2 Improper Authentication vulnerability
pysaml2 version 4.4.0 and older accept any password when run with python optimizations enabled. This allows attackers to log in as any user without knowing their password.
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High 8.1
Improper Authentication in Pivotal Spring-LDAP
In Pivotal Spring-LDAP versions 1.3.0 - 2.3.1, when connected to some LDAP servers, when no additional attributes are bound, and when using LDAP BindAuthenticator with org.springframework.ldap.core.support.DefaultTlsDirContextAuthenticationStrategy as the aut…
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High 7.2
Keycloak Oauth Implementation Error
It was found that Keycloak oauth would permit an authenticated resource to obtain an access/refresh token pair from the authentication server, permitting indefinite usage in the case of permission revocation. An attacker on an already compromised resource cou…
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High 7.5CVE-2017-9946 EPSS 25%
A vulnerability has been identified in Siemens APOGEE PXC and TALON TC BACnet Automation Controllers in all versions <V…
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High 7.5
Improper Authentication In Apache NiFi
In Apache NiFi before 0.7.2 and 1.x before 1.1.2 in a cluster environment, if an anonymous user request is replicated to another node, the originating node identity is used rather than the "anonymous" user.
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High 8.5
Improper Authentication in Jenkins Blue Ocean Plugin
Blue Ocean allows the creation of GitHub organization folders that are set up to scan a GitHub organization for repositories and branches containing a Jenkinsfile, and create corresponding pipelines in Jenkins. Its SCM content REST API supports the pipeline c…
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High 8.8
SaltStack Salt Authentication Bypass when using the local_batch client from salt-api
When using the local_batch client from salt-api in SaltStack Salt before 2015.8.13, 2016.3.x before 2016.3.5, and 2016.11.x before 2016.11.2, external authentication is not respected, enabling all authentication to be bypassed.
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High 8.1
Access Restriction Bypass in go-ldap
In the ldap.v2 (aka go-ldap) package through 2.5.0 for Go, an attacker may be able to login with an empty password. This issue affects an application using this package if these conditions are met: (1) it relies only on the return error of the Bind function c…
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High 8.8CVE-2017-10784 EPSS 16%
WEBrick RCE Vulnerability
The Basic authentication code in WEBrick library in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows remote attackers to inject terminal emulator escape sequences into its log and possibly execute arbitrary commands via a crafted user nam…
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High 7.5
Apache Solr Kerberos delegation token functionality flaws
Apache Solr's Kerberos plugin can be configured to use delegation tokens, which allows an application to reuse the authentication of an end-user or another application. There are two issues with this functionality (when using SecurityAwareZkACLProvider type o…
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High 8.1
python-kerberos vulnerable to KDC spoofing attacks
The checkPassword function in python-kerberos does not authenticate the KDC it attempts to communicate with, which allows remote attackers to cause a denial of service (bad response), or have other unspecified impact by performing a man-in-the-middle attack.
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High 7.5
Apache Solr insecure inter-node communication
Apache Solr uses a PKI based mechanism to secure inter-node communication when security is enabled. It is possible to create a specially crafted node name that does not exist as part of the cluster and point it to a malicious node. This can trick the nodes in…
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High 7.3
Improper Authentication in Spring Security
The ActiveDirectoryLdapAuthenticator in Spring Security 3.2.0 to 3.2.1 and 3.1.0 to 3.1.5 does not check the password length. If the directory allows anonymous binds then it may incorrectly authenticate a user who supplies an empty password.
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High 8.1CVE-2016-7191 EPSS 29%
Authentication Bypass in passport-azure-ad
The Microsoft Azure Active Directory Passport (aka Passport-Azure-AD) library 1.x before 1.4.6 and 2.x before 2.0.1 for Node.js does not recognize the validateIssuer setting, which allows remote attackers to bypass authentication via a crafted token.
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High 8.3
High severity vulnerability that affects org.apache.hive:hive, org.apache.hive:hive-exec, and org.apache.hive:hive-service
The authorization framework in Apache Hive 1.0.0, 1.0.1, 1.1.0, 1.1.1, 1.2.0 and 1.2.1, on clusters protected by Ranger and SqlStdHiveAuthorization, allows attackers to bypass intended parent table access restrictions via unspecified partition-level operation…
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High 7.3
Improper Authentication in org.apache.hive:hive, org.apache.hive:hive-exec, and org.apache.hive:hive-service
The LDAP implementation in HiveServer2 in Apache Hive before 1.0.1 and 1.1.x before 1.1.1, as used in IBM InfoSphere BigInsights 3.0, 3.0.0.1, and 3.0.0.2 and other products, mishandles simple unauthenticated and anonymous bind configurations, which allows re…
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High —
Improper Authentication in Apache WSS4J
The LDAPLoginModule implementation in the Java Authentication and Authorization Service (JAAS) in Apache ActiveMQ 5.x before 5.10.1 allows remote attackers to bypass authentication by logging in with an empty password and valid username, which triggers an una…
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High 7.5
OpenStack Identity (Keystone) DoS through V3 API authentication chaining
The V3 API in OpenStack Identity (Keystone) 2013.1 before 2013.2.4 and icehouse before icehouse-rc2 allows remote attackers to cause a denial of service (CPU consumption) via a large number of the same authentication method in a request, aka "authentication c…
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High 8.8
Salt has insufficient argument validation in several modules
Salt (aka SaltStack) 0.15.0 through 0.17.0 allows remote authenticated users who are using external authentication or client ACL to execute restricted routines by embedding the routine in another routine.
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High —
OpenStack Keystone Improper Authentication vulnerability
The (1) OS-KSADM/services and (2) tenant APIs in OpenStack Keystone Essex before 2012.1.2 and Folsom before folsom-2 do not properly validate X-Auth-Token, which allow remote attackers to read the roles for an arbitrary user or get, create, or delete arbitrar…
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High —CVE-2011-3190 EPSS 15%
Apache Tomcat Allows Remote Attackers to Spoof AJP Requests
Certain AJP protocol connector implementations in Apache Tomcat 7.0.0 through 7.0.20, 6.0.0 through 6.0.33, 5.5.0 through 5.5.33, and possibly other versions allow remote attackers to spoof AJP requests, bypass authentication, and obtain sensitive information…
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High —
phpMyAdmin allows remote attackers to bypass authentication and obtain sensitive information
phpMyAdmin before 3.4.0-beta1 allows remote attackers to bypass authentication and obtain sensitive information via a direct request to phpinfo.php, which calls the phpinfo function.
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High 7.3
Improper Authentication in pyftpdlib
ftpserver.py in pyftpdlib before 0.5.0 does not delay its response after receiving an invalid login attempt, which makes it easier for remote attackers to obtain access via a brute-force attack.
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High 7.3
Improper Authentication in pyftpdlib
FTPServer.py in pyftpdlib before 0.2.0 does not increment the attempted_logins count for a USER command that specifies an invalid username, which makes it easier for remote attackers to obtain access via a brute-force attack.
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High 7.5
Zope Object Database (ZODB) Authentication bypass in ZEO storage servers
Zope Object Database (ZODB) before 3.8.2, when certain Zope Enterprise Objects (ZEO) database sharing is enabled, allows remote attackers to bypass authentication via vectors involving the ZEO network protocol.