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CWE-287

4,461 CVEs • Abstraction: Class • Likelihood of Exploit: High

Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

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CVEs (4,461)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
2Camtron
Tecvoz
4Cmnc 200
Cmnc 200Cmnc 200 Firmware+1 more
Apr 29, 2026
Nov 17, 2010
N/A· v4
N/A· v3
10.0 HIGH· v2
The web-based administration interface on the Camtron CMNC-200 Full HD IP Camera and TecVoz CMNC-200 Megapixel IP Camera with firmware 1.102A-008 allows remote attackers to bypass authentication via a // (slash slash) at...Show more
The web-based administration interface on the Camtron CMNC-200 Full HD IP Camera and TecVoz CMNC-200 Megapixel IP Camera with firmware 1.102A-008 allows remote attackers to bypass authentication via a // (slash slash) at the beginning of a URI, as demonstrated by the //system.html URI.Show less
1Apple
2Mac Os X
Mac Os X Server
Apr 29, 2026
Nov 15, 2010
N/A· v4
N/A· v3
4.4 MEDIUM· v2
Directory Services in Apple Mac OS X 10.5.8 and 10.6.x before 10.6.5 does not properly handle errors associated with disabled mobile accounts, which allows remote attackers to bypass authentication by providing a valid a...Show more
Directory Services in Apple Mac OS X 10.5.8 and 10.6.x before 10.6.5 does not properly handle errors associated with disabled mobile accounts, which allows remote attackers to bypass authentication by providing a valid account name.Show less
1Ibm
1Omnifind
Apr 29, 2026
Nov 12, 2010
N/A· v4
N/A· v3
7.5 HIGH· v2
The ESSearchApplication directory tree in IBM OmniFind Enterprise Edition 8.x and 9.x does not require authentication, which allows remote attackers to modify the server configuration via a request to palette.do.
1Ebay
1Paypal
Apr 29, 2026
Nov 9, 2010
N/A· v4
N/A· v3
2.9 LOW· v2
The PayPal app before 3.0.1 for iOS does not verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof a PayPal web server via an ar...Show more
The PayPal app before 3.0.1 for iOS does not verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof a PayPal web server via an arbitrary certificate.Show less
1Redhat
1Luci
Apr 29, 2026
Nov 6, 2010
N/A· v4
N/A· v3
6.4 MEDIUM· v2
The default configuration of Luci 0.22.4 and earlier in Red Hat Conga uses "[INSERT SECRET HERE]" as its secret key for cookies, which makes it easier for remote attackers to bypass repoze.who authentication via a forged...Show more
The default configuration of Luci 0.22.4 and earlier in Red Hat Conga uses "[INSERT SECRET HERE]" as its secret key for cookies, which makes it easier for remote attackers to bypass repoze.who authentication via a forged ticket cookie.Show less
1Ibm
1Tivoli Provisioning Manager Os Deployment
Apr 29, 2026
Oct 28, 2010
N/A· v4
N/A· v3
7.5 HIGH· v2
The TCP-to-ODBC gateway in IBM Tivoli Provisioning Manager for OS Deployment 7.1.1.3 does not require authentication for SQL statements, which allows remote attackers to modify, create, or read database records via a ses...Show more
The TCP-to-ODBC gateway in IBM Tivoli Provisioning Manager for OS Deployment 7.1.1.3 does not require authentication for SQL statements, which allows remote attackers to modify, create, or read database records via a session on TCP port 2020. NOTE: the vendor disputes this issue, stating that the "default Microsoft Access database is not password protected because it is intended to be used for evaluation purposes only.Show less
1G.rodola
1Pyftpdlib
Apr 29, 2026
Oct 19, 2010
N/A· v4
N/A· v3
7.5 HIGH· v2
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.
1G.rodola
1Pyftpdlib
Apr 29, 2026
Oct 19, 2010
N/A· v4
N/A· v3
7.5 HIGH· v2
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 at...Show more
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.Show less
1Ibm
1Db2 Universal Database
Apr 29, 2026
Oct 5, 2010
N/A· v4
N/A· v3
6.4 MEDIUM· v2
The audit facility in the Security component in IBM DB2 UDB 9.5 before FP6a uses instance-level audit settings to capture connection (aka CONNECT and AUTHENTICATION) events in certain circumstances in which database-leve...Show more
The audit facility in the Security component in IBM DB2 UDB 9.5 before FP6a uses instance-level audit settings to capture connection (aka CONNECT and AUTHENTICATION) events in certain circumstances in which database-level audit settings were intended, which might make it easier for remote attackers to connect without discovery.Show less
2Drupal
Peter Wolanin
2Drupal
Openid
Apr 29, 2026
Sep 29, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The OpenID module in Drupal 6.x before 6.18, and the OpenID module 5.x before 5.x-1.4 for Drupal, violates the OpenID 2.0 protocol by not ensuring that fields are signed, which allows remote attackers to bypass authentic...Show more
The OpenID module in Drupal 6.x before 6.18, and the OpenID module 5.x before 5.x-1.4 for Drupal, violates the OpenID 2.0 protocol by not ensuring that fields are signed, which allows remote attackers to bypass authentication by leveraging an assertion from an OpenID provider.Show less
2Drupal
Peter Wolanin
2Drupal
Openid
Apr 29, 2026
Sep 29, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The OpenID module in Drupal 6.x before 6.18, and the OpenID module 5.x before 5.x-1.4 for Drupal, violates the OpenID 2.0 protocol by not checking for reuse of openid.response_nonce values, which allows remote attackers...Show more
The OpenID module in Drupal 6.x before 6.18, and the OpenID module 5.x before 5.x-1.4 for Drupal, violates the OpenID 2.0 protocol by not checking for reuse of openid.response_nonce values, which allows remote attackers to bypass authentication by leveraging an assertion from an OpenID provider.Show less
2Drupal
Peter Wolanin
2Drupal
Openid
Apr 29, 2026
Sep 29, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The OpenID module in Drupal 6.x before 6.18, and the OpenID module 5.x before 5.x-1.4 for Drupal, violates the OpenID 2.0 protocol by not verifying the openid.return_to value, which allows remote attackers to bypass auth...Show more
The OpenID module in Drupal 6.x before 6.18, and the OpenID module 5.x before 5.x-1.4 for Drupal, violates the OpenID 2.0 protocol by not verifying the openid.return_to value, which allows remote attackers to bypass authentication by leveraging an assertion from an OpenID provider.Show less
1Apple
2Mac Os X
Mac Os X Server
Apr 29, 2026
Sep 21, 2010
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Apple Filing Protocol (AFP) Server in Apple Mac OS X 10.6.x through 10.6.4 does not properly handle errors, which allows remote attackers to bypass the password requirement for shared-folder access by leveraging knowledg...Show more
Apple Filing Protocol (AFP) Server in Apple Mac OS X 10.6.x through 10.6.4 does not properly handle errors, which allows remote attackers to bypass the password requirement for shared-folder access by leveraging knowledge of a valid account name.Show less
1Ibm
1Filenet P8 Application Engine
Apr 29, 2026
Sep 20, 2010
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Session fixation vulnerability in the Workplace (aka WP) component in IBM FileNet P8 Application Engine (P8AE) 4.0.2.x before 4.0.2.7-P8AE-FP007 allows remote attackers to hijack web sessions via unspecified vectors.
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Apr 29, 2026
Sep 15, 2010
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Unspecified vulnerability in Microsoft Internet Information Services (IIS) 5.1 on Windows XP SP3, when directory-based Basic Authentication is enabled, allows remote attackers to bypass intended access restrictions and e...Show more
Unspecified vulnerability in Microsoft Internet Information Services (IIS) 5.1 on Windows XP SP3, when directory-based Basic Authentication is enabled, allows remote attackers to bypass intended access restrictions and execute ASP files via a crafted request, aka "Directory Authentication Bypass Vulnerability."Show less
1Fedoraproject
1Sssd
Apr 29, 2026
Aug 30, 2010
N/A· v4
N/A· v3
5.1 MEDIUM· v2
The auth_send function in providers/ldap/ldap_auth.c in System Security Services Daemon (SSSD) 1.3.0, when LDAP authentication and anonymous bind are enabled, allows remote attackers to bypass the authentication requirem...Show more
The auth_send function in providers/ldap/ldap_auth.c in System Security Services Daemon (SSSD) 1.3.0, when LDAP authentication and anonymous bind are enabled, allows remote attackers to bypass the authentication requirements of pam_authenticate via an empty password.Show less
1Apple
3Libsecurity
Mac Os XMac Os X Server
Apr 29, 2026
Aug 25, 2010
N/A· v4
N/A· v3
6.4 MEDIUM· v2
libsecurity in Apple Mac OS X 10.5.8 and 10.6.4 does not properly perform comparisons to domain-name strings in X.509 certificates, which allows man-in-the-middle attackers to spoof SSL servers via a certificate associat...Show more
libsecurity in Apple Mac OS X 10.5.8 and 10.6.4 does not properly perform comparisons to domain-name strings in X.509 certificates, which allows man-in-the-middle attackers to spoof SSL servers via a certificate associated with a similar domain name, as demonstrated by use of a www.example.con certificate to spoof www.example.com.Show less
1Scripteen
1Free Image Hosting Script
Apr 29, 2026
Aug 25, 2010
N/A· v4
N/A· v3
7.5 HIGH· v2
admin/header.php in Scripteen Free Image Hosting Script 2.3 allows remote attackers to bypass authentication and gain administrative access by setting the cookgid cookie value to 1, a different vector than CVE-2008-3211.
1Jens Vagelpohl
1Zope Ldapuserfolder
Apr 29, 2026
Aug 20, 2010
N/A· v4
N/A· v3
7.5 HIGH· v2
The authenticate function in LDAPUserFolder/LDAPUserFolder.py in zope-ldapuserfolder 2.9-1 does not verify the password for the emergency account, which allows remote attackers to gain privileges.
1Ubuntu
1Ubuntu Linux
Apr 29, 2026
Aug 10, 2010
N/A· v4
N/A· v3
9.3 HIGH· v2
The base-files package before 5.0.0ubuntu7.1 on Ubuntu 9.10 and before 5.0.0ubuntu20.10.04.2 on Ubuntu 10.04 LTS, as shipped on Dell Latitude 2110 netbooks, does not require authentication for package installation, which...Show more
The base-files package before 5.0.0ubuntu7.1 on Ubuntu 9.10 and before 5.0.0ubuntu20.10.04.2 on Ubuntu 10.04 LTS, as shipped on Dell Latitude 2110 netbooks, does not require authentication for package installation, which allows remote archive servers and man-in-the-middle attackers to execute arbitrary code via a crafted package.Show less