FreeRADIUS EAP authentication bypass and DoS

EAP-MSCHAPv2 implementation problems...

freeradius -- EAP-MSCHAPv2 Authentication Bypass

Freeradius Security Contact reports: Insufficient input validation was being done in the EAP-MSCHAPv2 state machine. A malicious attacker could manipulate their EAP-MSCHAPv2 client state machine to potentially convince the server to bypass authentication checks. This bypassing could also result i...

CVE-2005-4746

Multiple buffer overflows in FreeRADIUS 1.0.3 and 1.0.4 allow remote attackers to cause denial of service crash via 1 the rlmsqlcounter module or 2 unknown vectors "while expanding %t"...

DEBIAN-CVE-2005-4746

Multiple buffer overflows in FreeRADIUS 1.0.3 and 1.0.4 allow remote attackers to cause denial of service crash via 1 the rlmsqlcounter module or 2 unknown vectors "while expanding %t"...

DEBIAN-CVE-2005-4744

Off-by-one error in the sqlerror function in sqlunixodbc.c in FreeRADIUS 1.0.2.5-5, and possibly other versions including 1.0.4, might allow remote attackers to cause a denial of service crash and possibly execute arbitrary code by causing the external database query to fail. NOTE: this single...

CVE-2005-4745

SQL injection vulnerability in the rlmsqlcounter module in FreeRADIUS 1.0.3 and 1.0.4 allows remote attackers to execute arbitrary SQL commands via unknown attack vectors...

CVE-2005-4744

Off-by-one error in the sqlerror function in sqlunixodbc.c in FreeRADIUS 1.0.2.5-5, and possibly other versions including 1.0.4, might allow remote attackers to cause a denial of service crash and possibly execute arbitrary code by causing the external database query to fail. NOTE: this single...

CVE-2005-4746

Multiple buffer overflows in FreeRADIUS 1.0.3 and 1.0.4 allow remote attackers to cause denial of service crash via 1 the rlmsqlcounter module or 2 unknown vectors "while expanding %t"...

CVE-2005-4744

Off-by-one error in the sqlerror function in sqlunixodbc.c in FreeRADIUS 1.0.2.5-5, and possibly other versions including 1.0.4, might allow remote attackers to cause a denial of service crash and possibly execute arbitrary code by causing the external database query to fail. NOTE: this single...

CVE-2005-4745

SQL injection vulnerability in the rlmsqlcounter module in FreeRADIUS 1.0.3 and 1.0.4 allows remote attackers to execute arbitrary SQL commands via unknown attack vectors...

CVE-2005-4746

Multiple buffer overflows in FreeRADIUS 1.0.3 and 1.0.4 allow remote attackers to cause denial of service crash via 1 the rlmsqlcounter module or 2 unknown vectors "while expanding %t"...

CVE-2005-4744

Off-by-one error in the sqlerror function in sqlunixodbc.c in FreeRADIUS 1.0.2.5-5, and possibly other versions including 1.0.4, might allow remote attackers to cause a denial of service crash and possibly execute arbitrary code by causing the external database query to fail. NOTE: this single...

CVE-2005-4745

SQL injection vulnerability in the rlmsqlcounter module in FreeRADIUS 1.0.3 and 1.0.4 allows remote attackers to execute arbitrary SQL commands via unknown attack vectors...

freeradius -- multiple vulnerabilities

The freeradious development team reports: Multiple issues exist with version 1.0.4, and all prior versions of the server. Externally exploitable vulnerabilities exist only for sites that use the rlmsqlcounter module. Those sites may be vulnerable to SQL injection attacks, similar to the issues...

FreeBSD : freeradius -- denial-of-service vulnerability (20dfd134-1d39-11d9-9be9-000c6e8f12ef)

A remote attacker may be able to crash the freeRADIUS Server due to three independent bugs in the function which does improper checking values while processing RADIUS attributes. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were...

FreeBSD : freeradius -- sql injection and denial of service vulnerability (2fbe16c2-cab6-11d9-9aed-000e0c2e438a)

A Gentoo Advisory reports : The FreeRADIUS server is vulnerable to a SQL injection attack and a buffer overflow, possibly resulting in disclosure and modification of data and Denial of Service. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this...

RHEL 4 : freeradius (RHSA-2005:524)

The remote Redhat Enterprise Linux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2005:524 advisory. FreeRADIUS is a high-performance and highly configurable free RADIUS server designed to allow centralized authentication and authorization fo...

freeradius security update

CentOS Errata and Security Advisory CESA-2005:524 Updated freeradius packages that fix a buffer overflow and possible SQL injection attacks in the sql module are now available. This update has been rated as having moderate security impact by the Red Hat Security Response Team. FreeRADIUS is a...

security flaw

Buffer overflow in the sqlescapefunc function in the SQL module for FreeRADIUS 1.0.2 and earlier allows remote attackers to cause a denial of service crash...

Moderate: Red Hat Security Advisory: freeradius security update

Updated freeradius packages that fix a buffer overflow and possible SQL injection attacks in the sql module are now available. This update has been rated as having moderate security impact by the Red Hat Security Response Team. FreeRADIUS is a high-performance and highly configurable free RADIUS...