Access Control Security Vulnerabilities

CVE-2006-4982

Cisco NAC maintains an exception list that does not record device properties other than MAC address, which allows physically proximate attackers to bypass control methods and join a local network by spoofing the MAC address of a different type of device, as demonstrated by using the MAC address of....

CVE-2006-4846

Unspecified vulnerability in Citrix Access Gateway with Advanced Access Control (AAC) 4.2 before 20060914, when AAC is configured to use LDAP authentication, allows remote attackers to bypass authentication via unknown...

CVE-2006-3226

Cisco Secure Access Control Server (ACS) 4.x for Windows uses the client's IP address and the server's port number to grant access to an HTTP server port for an administration session, which allows remote attackers to bypass authentication via various methods, aka "ACS Weak Session Management...

CVE-2006-3101

Cross-site scripting (XSS) vulnerability in LogonProxy.cgi in Cisco Secure ACS for UNIX 2.3 allows remote attackers to inject arbitrary web script or HTML via the (1) error, (2) SSL, and (3) Ok...

CVE-2006-0561

Cisco Secure Access Control Server (ACS) 3.x for Windows stores ACS administrator passwords and the master key in the registry with insecure permissions, which allows local users and remote administrators to decrypt the passwords by using Microsoft's cryptographic API functions to obtain the...

CVE-2006-0003

Unspecified vulnerability in the RDS.Dataspace ActiveX control, which is contained in ActiveX Data Objects (ADO) and distributed in Microsoft Data Access Components (MDAC) 2.7 and 2.8, allows remote attackers to execute arbitrary code via unknown attack...

CVE-2005-4499

The Downloadable RADIUS ACLs feature in Cisco PIX and VPN 3000 concentrators, when creating an ACL on the Cisco Secure Access Control Server (CS ACS), generates a random internal name for an ACL that is also used as a hidden user name and password, which allows remote attackers to gain privileges.....

CVE-2005-0356

Multiple TCP implementations with Protection Against Wrapped Sequence Numbers (PAWS) with the timestamps option enabled allow remote attackers to cause a denial of service (connection loss) via a spoofed packet with a large timer value, which causes the host to discard later packets because they...

CVE-2004-1461

Cisco Secure Access Control Server (ACS) 3.2(3) and earlier spawns a separate unauthenticated TCP connection on a random port when a user authenticates to the ACS GUI, which allows remote attackers to bypass authentication by connecting to that port from the same IP...

CVE-2004-1459

Cisco Secure Access Control Server (ACS) 3.2, when configured as a Light Extensible Authentication Protocol (LEAP) RADIUS proxy, allows remote attackers to cause a denial of service (device crash) via certain LEAP authentication...

CVE-2004-1460

Cisco Secure Access Control Server (ACS) 3.2(3) and earlier, when configured with an anonymous bind in Novell Directory Services (NDS) and authenticating NDS users with NDS, allows remote attackers to gain unauthorized access to AAA clients via a blank...

CVE-2004-1458

The CSAdmin web administration interface for Cisco Secure Access Control Server (ACS) 3.2(2) build 15 allows remote attackers to cause a denial of service (hang) via a flood of TCP connections to port...

CVE-2004-1099

Cisco Secure Access Control Server for Windows (ACS Windows) and Cisco Secure Access Control Server Solution Engine (ACS Solution Engine) 3.3.1, when the EAP-TLS protocol is enabled, does not properly handle expired or untrusted certificates, which allows remote attackers to bypass authentication.....

CVE-2002-1095

Cisco VPN 3000 Concentrator before 2.5.2(F), with encryption enabled, allows remote attackers to cause a denial of service (reload) via a Windows-based PPTP client with the "No Encryption" option...

CVE-2004-0667

Rule Set Based Access Control (RSBAC) 1.2.2 through 1.2.3 allows access to sys_creat, sys_open, and sys_mknod inside jails, which could allow local users to gain elevated...

CVE-2003-0665

Buffer overflow in the ActiveX control for Microsoft Access Snapshot Viewer for Access 97, 2000, and 2002 allows remote attackers to execute arbitrary code via long parameters to the...

CVE-2003-0210

Buffer overflow in the administration service (CSAdmin) for Cisco Secure ACS before 3.1.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a long user parameter to port...

CVE-2002-0241

NDSAuth.DLL in Cisco Secure Authentication Control Server (ACS) 3.0.1 does not check the Expired or Disabled state of users in the Novell Directory Services (NDS), which could allow those users to authenticate to the...

CVE-2002-0938

Cross-site scripting vulnerability in CiscoSecure ACS 3.0 allows remote attackers to execute arbitrary script or HTML as other web users via the action argument in a link to...

CVE-2002-0159

Format string vulnerability in the administration function in Cisco Secure Access Control Server (ACS) for Windows, 2.6.x and earlier and 3.x through 3.01 (build 40), allows remote attackers to crash the CSADMIN module only (denial of service of administration function) or execute arbitrary code...

CVE-2002-0160

The administration function in Cisco Secure Access Control Server (ACS) for Windows, 2.6.x and earlier and 3.x through 3.01 (build 40), allows remote attackers to read HTML, Java class, and image files outside the web root via a .... (modified ..) in the URL to port...

CVE-2000-1054

Buffer overflow in CSAdmin module in CiscoSecure ACS Server 2.4(2) and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a large...

CVE-2000-1055

Buffer overflow in CiscoSecure ACS Server 2.4(2) and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a large TACACS+...

CVE-2000-0762

The default installation of eTrust Access Control (formerly SeOS) uses a default encryption key, which allows remote attackers to spoof the eTrust administrator and gain...

CVE-2000-1056

CiscoSecure ACS Server 2.4(2) and earlier allows remote attackers to bypass LDAP authentication on the server if the LDAP server allows null...

CVE-2000-0419

The Office 2000 UA ActiveX Control is marked as "safe for scripting," which allows remote attackers to conduct unauthorized activities via the "Show Me" function in Office Help, aka the "Office 2000 UA Control"...