FreeBSD : openvpn -- arbitrary code execution on client through malicious or compromised server (6129fdc7-6462-456d-a3ef-8fc3fbf44d16)

James Yonan reports : A format string vulnerability in the foreignoption function in options.c could potentially allow a malicious or compromised server to execute arbitrary code on the client. Only non-Windows clients are affected. The vulnerability only exists if a the client's TLS negotiation...

FreeBSD : tor -- malicious tor server can locate a hidden service (d38e1810-9ef7-11da-b410-000e0c2e438a)

Roger Dingledine reports : If you offer a Tor hidden service, an adversary who can run a fast Tor server and who knows some basic statistics can find the location of your hidden service in a matter of minutes to hours. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and...

Mandrake Linux Security Advisory : openvpn (MDKSA-2006:069)

A vulnerability in OpenVPN 2.0 through 2.0.5 allows a malicious server to execute arbitrary code on the client by using setenv with the LDPRELOAD environment variable. Updated packages have been patched to correct this issue by removing setenv support. %NASLMINLEVEL 70300 C Tenable Network...

XSS in Firepass 4100 SSL VPN v.5.4.2 (and probably others)

Vulnerability class : Cross-Site Scripting Discovery date : 2nd of February 2006 Remote : Yes Local : No Credit : ILION Research Labs, Geneva Switzerland Vulnerable : F5 Firepass 4100 SSL VPN v. 5.4.2 A XSS Cross-Site-Scripting vulnerability has been uncovered in my.support.php3 called through a...

CVE-2006-0414

Tor before 0.1.1.20 allows remote attackers to identify hidden services via a malicious Tor server that attempts a large number of accesses of the hidden service, which eventually causes a circuit to be built through the malicious server...

Design/Logic Flaw

Tor before 0.1.1.20 allows remote attackers to identify hidden services via a malicious Tor server that attempts a large number of accesses of the hidden service, which eventually causes a circuit to be built through the malicious server...

CVE-2006-0414

Tor before 0.1.1.20 allows remote attackers to identify hidden services via a malicious Tor server that attempts a large number of accesses of the hidden service, which eventually causes a circuit to be built through the malicious server...

DEBIAN-CVE-2006-0414

Tor before 0.1.1.20 allows remote attackers to identify hidden services via a malicious Tor server that attempts a large number of accesses of the hidden service, which eventually causes a circuit to be built through the malicious server...

CVE-2006-0414

Tor before 0.1.1.20 allows remote attackers to identify hidden services via a malicious Tor server that attempts a large number of accesses of the hidden service, which eventually causes a circuit to be built through the malicious server...

CVE-2006-0414

Tor before 0.1.1.20 allows remote attackers to identify hidden services via a malicious Tor server that attempts a large number of accesses of the hidden service, which eventually causes a circuit to be built through the malicious server...

CVE-2006-0414

Tor before 0.1.1.20 allows remote attackers to identify hidden services via a malicious Tor server that attempts a large number of accesses of the hidden service, which eventually causes a circuit to be built through the malicious server...

Ubuntu 4.10 / 5.04 : cvs vulnerability (USN-117-1)

Alen Zukich discovered a buffer overflow in the processing of version and author information in the CVS client. By tricking an user to connect to a malicious CVS server, an attacker could exploit this to execute arbitrary code with the privileges of the connecting user. Note that Tenable Network...

GLSA-200510-15 : Lynx: Buffer overflow in NNTP processing

The remote host is affected by the vulnerability described in GLSA-200510-15 Lynx: Buffer overflow in NNTP processing When accessing a NNTP URL, Lynx connects to a NNTP server and retrieves information about the available articles in the target newsgroup. Ulf Harnhammar discovered a buffer overfl...

Weex: Format string vulnerability

Background Weex is a non-interactive FTP client typically used to update web pages. Description Ulf Harnhammar discovered a format string bug in Weex that can be triggered when it is first run or when its cache files are rebuilt, using the -r option. Impact An attacker could setup a malicious FTP...

Tor: Information disclosure

Background Tor is an implementation of second generation Onion Routing, a connection-oriented anonymizing communication service. Description The Diffie-Hellman implementation of Tor fails to verify the cryptographic strength of keys which are used during handshakes. Impact By setting up a malicio...

Mandrake Linux Security Advisory : mplayer (MDKSA-2005:115)

Two heap overflows were discovered in mplayer's code handling the RealMedia RTSP and Microsoft Media Services streams over TCP MMST. These vulnerabilities could allow for a malicious server to execute arbitrary code on the client computer with the permissions of the user running MPlayer. The...

Fedora Core 2 : krb5-1.3.6-4 (2005-269)

Updated krb5 packages which fix two buffer overflow vulnerabilities in the included Kerberos-aware telnet client are now available. Kerberos is a networked authentication system which uses a trusted third-party a KDC to authenticate clients and servers to each other. The krb5-workstation package...

USN-117-1: cvs vulnerability

Alen Zukich discovered a buffer overflow in the processing of version and author information in the CVS client. By tricking an user to connect to a malicious CVS server, an attacker could exploit this to execute arbitrary code with the privileges of the connecting user...

iDEFENSE Security Advisory 04.26.05: Citrix Program Neighborhood Agent Arbitrary Shortcut Creation Vulnerability

Citrix Program Neighborhood Agent Arbitrary Shortcut Creation Vulnerability iDEFENSE Security Advisory 04.26.05 www.idefense.com/application/poi/display?id=237&type=vulnerabilities April 26, 2005 I. BACKGROUND Citrix Program Neighborhood Agent is a part of the Citrix Presentation Server Client an...

dhcp security update

CentOS Errata and Security Advisory CESA-2005:212-01 An updated dhcp package that fixes a string format issue is now available for Red Hat Enterprise Linux 2.1. This update has been rated as having moderate security impact by the Red Hat Security Response Team. The dhcp package provides the ISC...