217 matches found
Microsoft Patches Publicly Disclosed IE, Edge Vulnerabilities
Microsoft today patched a half-dozen critical browser vulnerabilities that have been publicly disclosed, but apparently not used in attacks as of yet. The critical Internet Explorer and Microsoft Edge bulletins are among six released today, along with six others with a severity rating of importan...
Breaking the Chain
Posted by James Forshaw, Wielder of Bolt Cutters. Much as we’d like it to be true, it seems undeniable that we’ll never fix all security bugs just by looking for them. One of most productive ways to dealing with this fact is to implement exploit mitigations. Project Zero considers mitigation work...
PT-2020-5859 · Saltstack +3 · Saltstack Salt +3
Name of the Vulnerable Software and Affected Versions: SaltStack Salt versions through 3002 Description: The issue is related to a lack of measures to neutralize special elements in the Salt configuration management and remote execution system. Exploitation of this issue allows a remote attacker ...
USN-3124-1: Firefox vulnerabilities
Christian Holler, Andrew McCreight, Dan Minor, Tyson Smith, Jon Coppeard, Jan-Ivar Bruaroey, Jesse Ruderman, Markus Stange, Olli Pettay, Ehsan Akhgari, Gary Kwong, Tooru Fujisawa, and Randell Jesup discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a special...
Lepton 2.2.2 Stable Shell Upload
Security Advisory - Curesec Research Team 1. Introduction Affected Product: LEPTON 2.2.2 stable Fixed in: 2.3.0 Fixed Version Link: http://www.lepton-cms.org/posts/ important-lepton-2.3.0-101.php Vendor Website: http://www.lepton-cms.org/ Vulnerability Type: Code Execution Remote Exploitable: Yes...
Microsoft Tears off the Band-Aid with EMET
Microsoft last week extended the end-of-life expiration date to July 2018 on its exploit mitigation add-on, the Enhanced Mitigation Experience Toolkit EMET. But for some time, the once-useful tool has been well on its way out to pasture. While EMET was never meant to be anything more than stopgap...
Our commitment to our customers’ security
This guest blog post is by Terry Myerson / Executive Vice President, Windows and Devices Group Windows is the only platform with a customer commitment to investigate reported security issues and proactively update impacted devices as soon as possible. And we take this responsibility very seriousl...
NVIDIA Driver - Stack Buffer Overflow in Escape 0x7000014
Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=946 There is a missing bounds check in inner loop of the escape handler for 0x7000014 that leads to a stack buffer overflow: ... for DWORD i = 0; numdata; ++i ... // size is user controlled. size = escape-datai.size; for DWORD j = ...
Exploit for CVE-2016-0051
Proof-of-concept BSoD Blue Screen of Death and Elevation of Pr...
CVE-2016-1019: A New Flash Exploit Included in Magnitude Exploit Kit
On April 2, security researcher @Kafeine at Proofpoint discovered a change to the Magnitude Exploit Kit. Thanks to their collaboration, we analyzed the sample and discovered that Magnitude EK was exploiting a previously unknown vulnerability in Adobe Flash Player CVE-2016-1019. The in-the-wild...
Exploit Writing and Exploit Mitigation
More and more white hats who practice offensive security and exploit writing are simultaneously talking about exploit mitigation. Granted, some are incentivized to do so by their employers or six-figure rewards programs, but the trend nonetheless is moving away from finding and fixing individual...
Linux Nested NMIs Privilege Escalation
/ +++++ CVE-2015-3290 +++++ High impact NMI bug on x8664 systems 3.13 and newer, embargoed. Also fixed by: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9b6e6a8334d56354853f9c255d1395c2ba570e0a The other fix synchronous modifyldt does not fix CVE-2015-3290. You can...
One font vulnerability to rule them all #2: Adobe Reader RCE exploitation
Posted by Mateusz Jurczyk of Google Project Zero This is part 2 of the “One font vulnerability to rule them all” blog post series. In part 1 “introducing the BLEND vulnerability”, we discussed how developments in the digital typography field in the last four decades shaped the various font format...
Linux Kernel - 'espfix64' Nested NMIs Interrupting Privilege Escalation
/ +++++ CVE-2015-3290 +++++ High impact NMI bug on x8664 systems 3.13 and newer, embargoed. Also fixed by: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9b6e6a8334d56354853f9c255d1395c2ba570e0a The other fix synchronous modifyldt does not fix CVE-2015-3290. You can...
One font vulnerability to rule them all #1: Introducing the BLEND vulnerability
Posted by Mateusz Jurczyk of Google Project Zero Last month, I presented parts of my PostScript font security research at the REcon security conference in Montreal, in a talk titled “One font vulnerability to rule them all: A story of cross-software ownage, shared codebases and advanced...
Microsoft Office CVE-2015-1760 Memory Corruption Vulnerability
Description Microsoft Office is prone to a remote memory-corruption vulnerability because it fails to properly handle objects in memory. An attacker can leverage this issue to execute arbitrary code in the context of the currently logged-in user. Failed exploit attempts will likely result in...
Schneider Vampset Stack and Heap Buffer Overflow
Advisory ID Internal CORE-2015-0007 1. Advisory Information Title: Schneider Vampset Stack and Heap Buffer Overflow Advisory ID: CORE-2015-0007 Advisory URL:https://www.coresecurity.com/core-labs/advisories/schneider-vampset-stack-and-heap-buffer-overflow Date published: 2015-03-30 Date of last...
Microsoft Internet Explorer CVE-2015-0046 Remote Memory Corruption Vulnerability
Description Microsoft Internet Explorer is prone to a remote memory-corruption vulnerability. Attackers can exploit this issue by enticing an unsuspecting user to view a specially crafted webpage. Attackers can exploit this issue to execute arbitrary code in the context of the currently logged-in...
CVE-2014-4877: Wget FTP Symlink Attack Vulnerability
The open-source Wget application which is most widely used on Linux and Unix systems for retrieving files from the web has found vulnerable to a critical flaw. GNU Wget is a command-line utility designed to retrieve files from the Web using HTTP, HTTPS, and FTP, the most widely used Internet...
Siemens Patches Five Vulnerabilities in SIMATIC System
Siemens released an update for two builds of its SIMATIC automation system this week, addressing a quintet of vulnerabilities, four of which are remotely exploitable. The German company’s SIMATIC WinCC, a SCADA system and SIMATIC PCS7, a distributed control system DCS are directly affected by the...