SHA-1 End Times Have Arrived

For the past couple of years, browser makers have raced to migrate from SHA-1 to SHA-2 as researchers have intensified warnings about collision attacks moving from theoretical to practical. In just weeks, a transition deadline set by Google, Mozilla and Microsoft for the deprecation of SHA-1 is u...

Fedora 24 : python-tornado (2016-a3618d9ef6)

Update to 4.4.2 Security fixes - A difference in cookie parsing between Tornado and web browsers especially when combined with Google Analytics could allow an attacker to set arbitrary cookies and bypass XSRF protection. The cookie parser has been rewritten to fix this attack...

Open-Xchange: Web Browser XSS Protection Not Enabled

Web Browser XSS Protection is not enabled, or is disabled by the configuration of the 'X-XSS-Protection' HTTP response header on the web server http://www.dovecot.fi/s=..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5C..%5CWindows%5Csystem.ini&submit=Search...

Microsoft Internet Explorer 8 MSHTML Ptls5::LsFindSpanVisualBoundaries Memory Corruption

Throughout November, I plan to release details on vulnerabilities I found in web-browsers which I've not released before. This is the fifteenth entry in that series. Unfortunately I won't be able to publish everything within one month at the current rate, so I may continue to publish these throug...

Internet Bug Bounty: libtiff 4.0.6 segfault / read outside of buffer (CVE-2016-9297)

segfault and read outside of buffer in libtiff 4.0.6 and possibly earlier. This library is baked into web browsers used by millions and also devices like the PlayStation Portable and the iPhone. http://bugzilla.maptools.org/showbug.cgi?id=2590 Reported to the vendor on 7 November 2016: ASAN:SIGSE...

Internet Bug Bounty: libtiff 4.0.6 heap bufer overflow / out of bounds read (CVE-2016-9273)

heap buffer overflow affecting libtiff 4.0.6 and possibly earlier. This library is baked into web browsers used by millions and also devices like the PlayStation Portable and the iPhone. http://bugzilla.maptools.org/showbug.cgi?id=2587 Reported to vendor on 7 November 2016: ==18669==ERROR:...

Internet Explorer 9 MSHTML - CPtsTextParaclient::CountApes Out-of-Bounds Read

Microsoft Internet Explorer 9 suffers from a MSHTML CPtsTextParaclient::CountApes out-of-bounds read vulnerability. Throughout November, I plan to release details on vulnerabilities I found in web-browsers which I've not released before. This is the third entry in that series. The below informati...

VBScript CRegExp::Execute Uninitialized Memory Use

Throughout November, I plan to release details on vulnerabilities I found in web-browsers which I've not released before. This is the fifth entry in that series. The below information is available in more detail on my blog at http://blog.skylined.nl/20161107001.html. There you can find a repro th...

Microsoft Internet Explorer 9 MSHTML CAttrArray Use-After-Free

Exploit for windows platform in category dos / poc Throughout November, I plan to release details on vulnerabilities I found in web-browsers which I've not released before. This is the first entry in that series. The below information is also available on my blog at...

Paragon Initiative Enterprises: Your Application Have Cacheable SSL Pages

Hello, You Have All Cacheable SSL Pages in Domain . It is possible to gather sensitive information about the web application such as usernames, passwords, Contact information , comments or any machine name and/or sensitive file locations. Sensitive information might have been cached by your brows...

Suspicious Plugin Detector Information Disclosure

An information disclosure vulnerability has been reported in multiple web browsers. Successful exploitation of this vulnerability would allow a remote attacker to obtain sensitive information about the client's system...

InVision: X-Frame-Options Header Not Set

Hi , Wamim Here With a dising issue iMPACT : X-Frame-Options header is not included in the HTTP response to protect against 'ClickJacking' attacks. Soliution : Most modern Web browsers support the X-Frame-Options HTTP header. Ensure it's set on all web pages returned by your site if you expect th...

[SECURITY] Fedora 22 Update: jakarta-commons-httpclient-3.1-23.fc22

The Hyper-Text Transfer Protocol HTTP is perhaps the most significant protocol used on the Internet today. Web services, network-enabled appliances and the growth of network computing continue to expand the role of the HTTP protocol beyond user-driven web browsers, and increase the number of...

[SECURITY] Fedora 23 Update: jakarta-commons-httpclient-3.1-23.fc23

The Hyper-Text Transfer Protocol HTTP is perhaps the most significant protocol used on the Internet today. Web services, network-enabled appliances and the growth of network computing continue to expand the role of the HTTP protocol beyond user-driven web browsers, and increase the number of...

Exploiting Browser Cookies to Bypass HTTPS and Steal Private Information

A newly discovered critical flaw in the implementation of web cookies by major browsers could open secured HTTPS browsing to Man-in-the-middle attacks. The US Computer Emergency Response Team CERT has revealed that all the main browser vendors have improperly implemented the RFC 6265 Standard, al...

X2Engine 4.2 - Cross-Site Request Forgery

X2Engine 4.2 - Cross-Site Request Forgery Source: https://www.portcullis-security.com/security-research-and-downloads/security-advisories/cve-2015-5075/ Details: It was discovered that no protection against Cross-site Request Forgery attacks was implemented, resulting in an attacker being able to...

Enabling QR codes in Internet Explorer, or a story of a cross-platform memory disclosure

Posted by Mateusz Jurczyk of Google Project Zero In the previous series of posts parts 1 2 3 4, we discussed the exploitation process of a serious “blend” vulnerability CVE-2015-0093 / CVE-2015-3052, which was special in that it provided the attacker with an extremely powerful primitive arbitrary...

CVE-2015-2542

Microsoft Internet Explorer 10 and 11 and Microsoft Edge allow remote attackers to execute arbitrary code or cause a denial of service memory corruption via a crafted web site, aka "Memory Corruption Vulnerability."...

Steganography Over JPEG

A remote code execution vulnerability has been reported in the way web browsers handle embedded content. To trigger this issue, an attacker may embed a malicious JPEG file in a webpage. Successful exploitation of this vulnerability will allow execution of arbitrary code on the vulnerable system...

Multi Purpose Fuzzer: zzuf

Multi Purpose Fuzzer zzuf is a transparent application input fuzzer. Its purpose is to find bugs in applications by corrupting their user-contributed data which more than often comes from untrusted sources on the Internet. It works by intercepting file and network operations and changing random...