Scientific Linux Security Update : curl on SL5.x i386/x86_64

Scott Cantor reported that cURL is affected by the previously published 'null prefix attack', caused by incorrect handling of NULL characters in X.509 certificates. If an attacker is able to get a carefully-crafted certificate signed by a trusted Certificate Authority, the attacker could use the...

Scientific Linux Security Update : thunderbird on SL4.x, SL5.x i386/x86_64

Several flaws were found in the processing of malformed HTML mail content. An HTML mail message containing malicious content could cause Thunderbird to crash or, potentially, execute arbitrary code as the user running Thunderbird. CVE-2009-1392, CVE-2009-1303, CVE-2009-1305, CVE-2009-1833,...

Scientific Linux Security Update : neon on SL4.x, SL5.x i386/x86_64

CVE-2009-2473 neon, gnome-vfs2 embedded neon: billion laughs DoS attack CVE-2009-2474 neon: Improper verification of x509v3 certificate with NULL zero byte in certain fields It was discovered that neon is affected by the previously published 'null prefix attack', caused by incorrect handling of...

Tropos Wireless Mesh Routers

Overview This advisory is a follow-up to the original advisory titled ICSA-12-297-01P—Tropos Wireless Mesh Routers Insufficient Entropy Vulnerability that was published October 23, 2012, on the ICS-CERT secure Portal library. This advisory provides mitigation details for a vulnerability that...

CVE-2012-1964

CVE-2012-1964 corresponds to the certificate-warning clickjacking issue in Mozilla Firefox (4.x–12.0), Firefox ESR 10.x before 10.0.6, Thunderbird 5.0–12.0, and SeaMonkey before 2.10. The vulnerability arises from improper handling of clickjacking on the about:certerror page, allowing a MITM atta...

Clickjacking of certificate warning page — Mozilla

Security Researcher Matt McCutchen reported that a clickjacking attack using the certificate warning page. A man-in-the-middle MITM attacker can use an iframe to display its own certificate error warning page about:certerror with the "Add Exception" button of a real warning page from a malicious...

Ubuntu: Security Advisory (USN-1504-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2012 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Ubuntu Update for qt4-x11 USN-1504-1

Ubuntu Update for Linux kernel vulnerabilities USN-1504-1 OpenVAS Vulnerability Test $Id: gbubuntuUSN15041.nasl 7960 2017-12-01 06:58:16Z santu $ Ubuntu Update for qt4-x11 USN-1504-1 Authors: System Generated Check Copyright: Copyright c 2012 Greenbone Networks GmbH, http://www.greenbone.net This...

Ubuntu 10.04 LTS / 11.04 : qt4-x11 vulnerabilities (USN-1504-1)

It was discovered that Qt did not properly handle wildcard domain names or IP addresses in the Common Name field of X.509 certificates. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. This issue only affected...

Network UPS Tools Cleartext Authentication

The remote Network UPS Tools does not support exchanging credentials through an encrypted channel. An unauthenticated, remote attacker can exploit this to perform a man-in-the-middle attack, intercept credentials, and alter the settings on the UPS that the server manages. C Tenable Network...

CVE-2011-1923

The Diffie-Hellman key-exchange implementation in dhm.c in PolarSSL before 0.14.2 does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-5095...

CVE-2011-5095

The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-1923...

CVE-2012-3587

APT 0.7.x before 0.7.25 and 0.8.x before 0.8.16, when using the apt-key net-update to import keyrings, relies on GnuPG argument order and does not check GPG subkeys, which might allow remote attackers to install Trojan horse packages via a man-in-the-middle MITM attack...

CVE-2012-0954

APT 0.7.x before 0.7.25 and 0.8.x before 0.8.16, when using the apt-key net-update to import keyrings, relies on GnuPG argument order and does not check GPG subkeys, which might allow remote attackers to install altered packages via a man-in-the-middle MITM attack. NOTE: this vulnerability exists...

Ubuntu Update for apt USN-1477-1

Ubuntu Update for Linux kernel vulnerabilities USN-1477-1 OpenVAS Vulnerability Test $Id: gbubuntuUSN14771.nasl 7960 2017-12-01 06:58:16Z santu $ Ubuntu Update for apt USN-1477-1 Authors: System Generated Check Copyright: Copyright c 2012 Greenbone Networks GmbH, http://www.greenbone.net This...

Code injection

The Single Sign On Client ubuntu-sso-client for Ubuntu 11.04 and 11.10 does not properly validate SSL certificates when using HTTPS, which allows remote attackers to spoof a server and modify or read sensitive data via a man-in-the-middle MITM attack...

Code injection

The Ubuntu One Client for Ubuntu 10.04 LTS, 11.04, 11.10, and 12.04 LTS does not properly validate SSL certificates, which allows remote attackers to spoof a server and modify or read sensitive information via a man-in-the-middle MITM attack...

Ubuntu 10.04 LTS / 11.04 / 11.10 / 12.04 LTS : ubuntuone-client vulnerability (USN-1465-1)

It was discovered that the Ubuntu One Client incorrectly validated server certificates when using HTTPS connections. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to alter or compromise confidential information. Note that Tenable Network Securi...

Microsoft Details Flame Hash-Collision Attack

The details of the collision attack used by the Flame malware authors to create a forged code-signing certificate for Microsoft code are beginning to emerge, and the company said that the attackers used an MD5 hash collision specifically to ensure that their attack would work on machines running...

USN-1464-1: Ubuntu Single Sign On Client vulnerability

It was discovered that the Ubuntu Single Sign On Client incorrectly validated server certificates when using HTTPS connections. If a remote attacker were able to perform a machine-in-the-middle attack, this flaw could be exploited to alter or compromise confidential information...