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.
CVEs (4,461)
CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS |
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The HTTP Authentication implementation in Geo++ GNCASTER 1.4.0.7 and earlier uses the same nonce for all authentication, which allows remote attackers to hijack web sessions or bypass authentication via a replay attack. |
admin.htm in Geo++ GNCASTER 1.4.0.7 and earlier does not properly enforce HTTP Digest Authentication, which allows remote authenticated users to use HTTP Basic Authentication, bypassing intended server policy. |
System Security Services Daemon (SSSD) before 1.0.1, when the krb5 auth_provider is configured but the KDC is unreachable, allows physically proximate attackers to authenticate, via an arbitrary password, to the screen-l...Show more |
1Dbmasters 1Db Masters Multimedia Links Directory Apr 23, 2026 Jan 6, 2010 N/A· v4 N/A· v3 7.5 HIGH· v2 admin.php in dB Masters Multimedia Links Directory 3.1.3 allows remote attackers to bypass authentication and gain administrative access via a certain value of the admin_log cookie. |
Jax Guestbook 3.5.0 allows remote attackers to bypass authentication and modify administrator settings via a direct request to admin/guestbook.admin.php. |
The (1) CHAP and (2) MS-CHAP-V2 authentication capabilities in the PPP Access Concentrator (PPPAC) function in Internet Initiative Japan SEIL/B1 firmware 1.00 through 2.52 use the same challenge for each authentication a...Show more |
The Staging Webservice ("sitecore modules/staging/service/api.asmx") in Sitecore Staging Module 5.4.0 rev.080625 and earlier allows remote attackers to bypass authentication and (1) upload files, (2) download files, (3)...Show more |
1Symantec 23Backup Exec Continuous Protection Server Veritas Application DirectorVeritas Backup Exec+20 moreApr 23, 2026 Dec 11, 2009 N/A· v4 N/A· v3 10.0 HIGH· v2 VRTSweb.exe in VRTSweb in Symantec Backup Exec Continuous Protection Server (CPS) 11d, 12.0, and 12.5; Veritas NetBackup Operations Manager (NOM) 6.0 GA through 6.5.5; Veritas Backup Reporter (VBR) 6.0 GA through 6.6; Ve...Show more |
1Microsoft 2Windows Server 2008 Windows VistaApr 23, 2026 Dec 9, 2009 N/A· v4 N/A· v3 10.0 HIGH· v2 The Internet Authentication Service (IAS) in Microsoft Windows Vista SP2 and Server 2008 SP2 does not properly validate MS-CHAP v2 Protected Extensible Authentication Protocol (PEAP) authentication requests, which allows...Show more |
The Kide Shoutbox (com_kide) component 0.4.6 for Joomla! does not properly perform authentication, which allows remote attackers to post messages with an arbitrary account name via an insertar action to index.php. NOTE:...Show more |
Session fixation vulnerability in html/Elements/SetupSessionCookie in Best Practical Solutions RT 3.0.0 through 3.6.9 and 3.8.x through 3.8.5 allows remote attackers to hijack web sessions by setting the session identifi...Show more |
Session fixation vulnerability in html/Elements/SetupSessionCookie in Best Practical Solutions RT 3.0.0 through 3.6.9 and 3.8.x through 3.8.5 allows remote attackers to hijack web sessions by setting the session identifi...Show more |
GNU GRand Unified Bootloader (GRUB) 2 1.97 only compares the submitted portion of a password with the actual password, which makes it easier for physically proximate attackers to conduct brute force attacks and bypass au...Show more |
myPhile 1.2.1 allows remote attackers to bypass authentication via an empty password. NOTE: some of these details are obtained from third party information. |
telepark.wiki 2.4.23 and earlier allows remote attackers to bypass authorization and (1) delete arbitrary pages via a modified pageID parameter to ajax/deletePage.php or (2) delete arbitrary comments via a modified pageI...Show more |
1Arcadetradescript 1Arcade Trade Script Apr 23, 2026 Nov 18, 2009 N/A· v4 N/A· v3 7.5 HIGH· v2 Arcade Trade Script 1.0 allows remote attackers to bypass authentication and gain administrative access by setting the adminLoggedIn cookie to true. |
1Sun 2Virtual Desktop Infrastructure VirtualboxApr 23, 2026 Nov 10, 2009 N/A· v4 N/A· v3 7.5 HIGH· v2 The VirtualBox 2.0.8 and 2.0.10 web service in Sun Virtual Desktop Infrastructure (VDI) 3.0 does not require authentication, which allows remote attackers to obtain unspecified access via vectors involving requests to an...Show more |
The NDSD process in Novell eDirectory 8.7.3 before 8.7.3.10 ftf2 and eDirectory 8.8 before 8.8.5 ftf1 does not properly handle certain LDAP search requests, which allows remote attackers to cause a denial of service (app...Show more |
The Install Tool subcomponent in TYPO3 4.0.13 and earlier, 4.1.x before 4.1.13, 4.2.x before 4.2.10, and 4.3.x before 4.3beta2 allows remote attackers to gain access by using only the password's md5 hash as a credential. |
The lookup_cb_cred function in fs/nfsd/nfs4callback.c in the nfsd4 subsystem in the Linux kernel before 2.6.31.2 attempts to access a credentials cache even when a client specifies the AUTH_NULL authentication flavor, wh...Show more |