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CWE-287

5,226 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 (5,226)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Google
1Chrome
Apr 29, 2026
Dec 7, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Google Chrome before 8.0.552.215 does not properly handle HTTP proxy authentication, which allows remote attackers to cause a denial of service (application crash) via unspecified vectors.
1Openbsd
1Openssh
May 28, 2026
Dec 6, 2010
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
OpenSSH 5.6 and earlier, when J-PAKE is enabled, does not properly validate the public parameters in the J-PAKE protocol, which allows remote attackers to bypass the need for knowledge of the shared secret, and successfu...Show more
OpenSSH 5.6 and earlier, when J-PAKE is enabled, does not properly validate the public parameters in the J-PAKE protocol, which allows remote attackers to bypass the need for knowledge of the shared secret, and successfully authenticate, by sending crafted values in each round of the protocol, a related issue to CVE-2010-4252.Show less
1Openssl
1Openssl
Apr 29, 2026
Dec 6, 2010
N/A· v4
N/A· v3
7.5 HIGH· v2
OpenSSL before 1.0.0c, when J-PAKE is enabled, does not properly validate the public parameters in the J-PAKE protocol, which allows remote attackers to bypass the need for knowledge of the shared secret, and successfull...Show more
OpenSSL before 1.0.0c, when J-PAKE is enabled, does not properly validate the public parameters in the J-PAKE protocol, which allows remote attackers to bypass the need for knowledge of the shared secret, and successfully authenticate, by sending crafted values in each round of the protocol.Show less
1Artica
1Pandora Fms
Apr 29, 2026
Dec 2, 2010
N/A· v4
N/A· v3
10.0 HIGH· v2
The default configuration of Pandora FMS 3.1 and earlier specifies an empty string for the loginhash_pwd field, which allows remote attackers to bypass authentication by sending a request to index.php with "admin" in the...Show more
The default configuration of Pandora FMS 3.1 and earlier specifies an empty string for the loginhash_pwd field, which allows remote attackers to bypass authentication by sending a request to index.php with "admin" in the loginhash_user parameter, in conjunction with the md5 hash of "admin" in the loginhash_data parameter.Show less
1Redhat
2Certificate System
Dogtag Certificate System
Apr 29, 2026
Nov 17, 2010
N/A· v4
N/A· v3
5.8 MEDIUM· v2
Red Hat Certificate System (RHCS) 7.3 and 8 and Dogtag Certificate System do not require authentication for requests to decrypt SCEP one-time PINs, which allows remote attackers to obtain PINs by sniffing the network for...Show more
Red Hat Certificate System (RHCS) 7.3 and 8 and Dogtag Certificate System do not require authentication for requests to decrypt SCEP one-time PINs, which allows remote attackers to obtain PINs by sniffing the network for SCEP requests and then sending decryption requests to the Certificate Authority component.Show less
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