Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities

Multiple vulnerabilities exist in the Session Initiation Protocol SIP implementation in Cisco IOS® Software that could allow an unauthenticated, remote attacker to cause a reload of an affected device when SIP operation is enabled. Cisco has released software updates that address these...

Easily Exploitable Bugs Becoming a Precious Commodity

There has never been more focus on security than there is right now, whether it’s from software vendors looking to eliminate flaws in their products, from attackers looking to exploit those flaws or from customers who are sick of having their PCs compromised. And as the focus has intensified in...

Microsoft Security Advisory (2269637) Insecure Library Loading Could Allow Remote Code Execution

Microsoft Security Advisory 2269637 Insecure Library Loading Could Allow Remote Code Execution Published: August 23, 2010 Version: 1.0 General Information Executive Summary Microsoft is aware that research has been published detailing a remote attack vector for a class of vulnerabilities that...

Vulnerability Broker Draws Line in Disclosure Sand

Looking to put pressure on software vendors who procrastinate on fixing security flaws, the world’s biggest broker of vulnerability data is drawing a line in the sand. Starting August 4, TippingPoint’s Zero Day Initiative ZDI will enforce a six-month deadline for patches on all vulnerabilities...

Microsoft Ships Anti-Exploit Tool for IT Admins

LAS VEGAS — Microsoft today released a new tool to help IT administrators backport anti-exploit mitigations like ASLR Address Space Layout Randomization and DEP Data Execution Prevention to older versions of Windows. The tool, called Enhanced Mitigation Experience Toolkit EMET works by applying...

Dino Dai Zovi on Return-Oriented Exploitation and Bug Bounties

Dennis Fisher talks with independent security researcher Dino Dai Zovi about his upcoming Black Hat talk on return-oriented exploitation, the value of exploit mitigations such as DEP and ASLR, the new crop of vendor bug bounties and why we don’t have any good data on zero-day attacks. Podcast aud...

New Flaw Found in Microsoft SharePoint

There is a cross-site scripting flaw in SharePoint 2007, Microsoft’s collaboration product, which could give an attacker the ability to execute arbitrary JavaScript code on a machine through a browser. High-Tech Bridge, a Swiss security firm, published an advisory about the vulnerability on...

Apple Desperately Needs an SDL Program

We’ve been saying this for years but there’s a certain desperation today for an SDL-type program at Apple. The security reality does not match Apple’s marketing/advertising and, as the Pwn2Own exploits show, the company is running around in circles trying to keep hackers at bay. Apple needs to...

Apple Safari Still Easiest to Hack

For the third year in a row, security researcher Charlie Miller successfully compromised a fully patched MacBook Pro machine with a Safari vulnerability and exploit. Despite Apple’s best efforts at making it difficult to exploit the Mac OS X, Miller’s exploits show that Safari is still easy...

Dedicated Attackers Will Always Win

Despite the multitude of anti-exploit mitigations built into modern operating systems ASLR, DEP, Sandboxing, hackers were able to compromise every major target this year. This is confirmation that dedicated attackers with the right financial motivation, will almost always find a way to break into...

Researchers Finding New Ways to Bypass Exploit Mitigations

VANCOUVER–Software makers, led by Microsoft, have spent the last few years steadily adding new memory-protection and exploit-mitigation technologies such as ASLR, DEP and SafeSEH to their products. But the state of the art in exploitation has advanced just as steadily and, as researchers showed a...

Mozilla Firefox Hacked at Pwn2Own Contest

VANCOUVER, BC — The first day of the CanSecWest Pwn2Own hacker challenge wrapped up here today with a familiar face going after a familiar target. And, for the second year in a row, a German hacker known simply as “Nils” exploited a previously unknown vulnerability in Mozilla Firefox to take...

Cisco Security Advisory: Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Cisco Security Advisory: Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities Advisory ID: cisco-sa-20100324-sip Revision 1.0 For Public Release 2010 March 24 1600 UTC GMT...

Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities

Multiple vulnerabilities exist in the Session Initiation Protocol SIP implementation in Cisco IOS® Software that could allow an unauthenticated, remote attacker to cause a reload of an affected device when SIP operation is enabled. Remote code execution may also be possible. Cisco has released...

As Memory Protections Advance, Exploits Stay a Step Ahead

SAN FRANCISCO–Despite years of efforts by software security teams at major vendors to harden the operating systems and browsers that are the most common targets of attackers, exploitation of new as well as older vulnerabilities is still simpler than many people might think. Microsoft, Mozilla,...

CORE-2009-0625: Internet Explorer Dynamic OBJECT tag and URLMON sniffing vulnerabilities

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Core Security Technologies - CoreLabs Advisory http://www.coresecurity.com/corelabs/ Internet Explorer Dynamic OBJECT tag and URLMON sniffing vulnerabilities 1. Advisory Information Title: Internet Explorer Dynamic OBJECT tag and URLMON sniffing...

Adobe Acrobat and Reader contain a use-after-free vulnerability in the JavaScript Doc.media.newPlayer method

Overview The Doc.media.newPlayer method in Adobe Acrobat and Reader contains a use-after-free vulnerability, which may allow a remote, unauthenticated attacker to execute arbitrary code on a vulnerable system. Description Adobe Reader and the Adobe Acrobat family of software are designed to creat...

Stable Update: Fix Google Chrome not Starting

Google Chrome's Stable channel has been updated to 3.0.195.33 to fix a potential issue that could cause Google Chrome to stop working and a security issue. This release removes a dependency on a Windows library t2embed.dll that is not required by Google Chrome. If that library is missing or the...

Critical Flaw in BlackBerry Desktop Manager Software

Research in Motion RIM has shipped a patch to cover a gaping hole in its BlackBerry Desktop Manager software. The vulnerability, which exists in a Lotus Notes Intellisync DLL that the BlackBerry Desktop Manager uses, allows a malicious user to perform an attack that leverages social engineering t...

Implementations of IPv6 may be vulnerable to denial of service (DoS) attacks

Overview Implementations of Internet Protocol version 6 IPv6 may be vulnerable to denial of service DoS attacks. Implementations of IPv6 contain an issue in the processing of packets related to the Neighbor Discovery Protocol RFC4861, which may lead to a denial of service vulnerablility. For more...