Patch Tuesday Lowdown, April 2019 Edition

Microsoft today released fifteen software updates to fix more than 70 unique security vulnerabilities in various flavors of its Windows operating systems and supported software, including at least two zero-day bugs. These patches apply to Windows, Internet Explorer IE and Edge browsers, Office,...

2019 4 on Microsoft patch day multiple vulnerabilities early warning-vulnerability warning-the black bar safety net

0x00 event background 2019 04 May 10, 360CERT monitoring to Microsoft to 4, on 9 September released a 4 month safety update. This security update covers the Windows of the body and a plurality of Windows core componentWindows,win32k,RECEIVE,CSRSS,MSXML,VSScriptcode execution/privilege escalation...

Microsoft Releases April 2019 Security Updates — Two Flaws Under Active Attack

Microsoft today released its April 2019 software updates to address a total of 74 CVE-listed vulnerabilities in its Windows operating systems and other products, 13 of which are rated critical and rest are rated Important in severity. April 2019 security updates address flaws in Windows OS,...

Microsoft Releases April 2019 Security Updates — Two Flaws Under Active Attack

Microsoft today released its April 2019 software updates to address a total of 74 CVE-listed vulnerabilities in its Windows operating systems and other products, 13 of which are rated critical and rest are rated Important in severity. April 2019 security updates address flaws in Windows OS,...

PT-2019-1798 · Microsoft · Windows

Name of the Vulnerable Software and Affected Versions: Microsoft Windows affected versions not specified Description: The issue is related to errors in handling hard links in the Windows AppX Deployment Service AppXSVC, which can be exploited by an attacker to elevate their privileges using a...

TP-Link Routers Vulnerable to Zero-Day Buffer Overflow Attack

Two models of TP-Link’s budget routers are vulnerable to zero-day flaws that allow attackers to take control of both. The routers in question are models TP-Link WR940N and TL-WR941ND, according IBM Security, which found the bugs and posted a technical analysis on its discoveries on Monday. “In th...

People Spent More Time with Their Mom this Mother's Day in the U.K.

The first major peak traffic event for online shopping in the United Kingdom is Mother's Day, held this year on Sunday, March 31. As we did during peak holiday traffic events last year, we tabulated and analyzed aggregate statistics from global online retail traffic that touched nearly 100 retail...

libreoffice/slkfuzzer: Bad-cast to ScPoolHelper from invalid vptr in ScDocument::GetDefPattern

Project: git://anongit.freedesktop.org/libreoffice/core Detailed report: https://oss-fuzz.com/testcase?key=5728793961955328 Project: libreoffice Fuzzer: libFuzzerlibreofficeslkfuzzer Fuzz target binary: slkfuzzer Job Type: libfuzzerubsanlibreoffice Platform Id: linux Crash Type: Bad-cast Crash...

lzma/lzmaenc_fuzzer: Heap-buffer-overflow in OutputBuffer::Write

Detailed report: https://oss-fuzz.com/testcase?key=5641558126231552 Project: lzma Fuzzer: libFuzzerlzmalzmaencfuzzer Fuzz target binary: lzmaencfuzzer Job Type: libfuzzerasanlzma Platform Id: linux Crash Type: Heap-buffer-overflow WRITE 12 Crash Address: 0x631000024800 Crash State:...

lzma/lzma2enc_fuzzer: Heap-buffer-overflow in OutputBuffer::Write

Detailed report: https://oss-fuzz.com/testcase?key=5186974492655616 Project: lzma Fuzzer: afllzmalzma2encfuzzer Fuzz target binary: lzma2encfuzzer Job Type: aflasanlzma Platform Id: linux Crash Type: Heap-buffer-overflow WRITE 1 Crash Address: 0x60c0000003c0 Crash State: OutputBuffer::Write...

Unpatched Zero-Days in Microsoft Edge and IE Browsers Disclosed Publicly

Exclusive — A security researcher today publicly disclosed details and proof-of-concept exploits for two 'unpatched' zero-day vulnerabilities in Microsoft's web browsers after the company allegedly failed to respond to his responsible private disclosure. Both unpatched vulnerabilities—one of whic...

Unpatched Zero-Days in Microsoft Edge and IE Browsers Disclosed Publicly

Exclusive — A security researcher today publicly disclosed details and proof-of-concept exploits for two 'unpatched' zero-day vulnerabilities in Microsoft's web browsers after the company allegedly failed to respond to his responsible private disclosure. Both unpatched vulnerabilities—one of whic...

Zero-Day Bug Lays Open TP-Link Smart Home Router

A zero-day bug has been uncovered in the TP-Link SR20 smart hub and home router, which would allow a local adversary to execute arbitrary commands on the device without authentication and establish a persistent backdoor for remote access. The SR20 is an all-in-one router that can also work as an...

keystone/fuzz_asm_sparc64be: Crash in cfree

Detailed report: https://oss-fuzz.com/testcase?key=5741753304350720 Project: keystone Fuzzer: libFuzzerkeystonefuzzasmsparc64be Fuzz target binary: fuzzasmsparc64be Job Type: libfuzzermsankeystone Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0x718dfffef620 Crash State: cfree...

Register for #CBConnect19 in San Diego Using Code SOCIAL50 to Receive 50% Off

In two months, hundreds of security professionals will gather in San Diego for two days of discussion around the future of endpoint security at CB Connect 2019. The event will take place at Hotel Del Coronado June 4-5 with sweeping views of Coronado beach where attendees will hear from robust...

Wordpress Plugin Patched After Zero Day Discovered

UPDATE A popular WordPress plugin is urging users to update as soon as possible after it patched a vulnerability that was being exploited in the wild. If users cannot update, developers recommended they disable the plugin. The plugin, Social Warfare, lets users add social media sharing buttons to...

CVE-2019-6728

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the...

NSS Netscape Certificate Sequences CERT_DecodeCertPackage() Crash

nss: CERTDecodeCertPackage crash with Netscape Certificate Sequences I noticed that the main entrypoint for decoding DER blobs in NSS, CERTDecodeCertPackage, actually handles multiple formats including PEM, PKCS7, and old Netscape Certificate Sequences. You can generate a Netscape Certificate...

sqlite3/ossfuzz: Use-of-uninitialized-value in accessPayload

Detailed report: https://oss-fuzz.com/testcase?key=5649176925306880 Project: sqlite3 Fuzzer: libFuzzersqlite3ossfuzz Fuzz target binary: ossfuzz Job Type: libfuzzermsansqlite3 Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address: Crash State: accessPayload vdbeMemFromBtreeResiz...

Counter-Strike 1.6 game client 0-day exploited to spread Belonard trojan

By Waqas Dr. Web’s cybersecurity researchers have identified an attacker is trying to exploit zero-day vulnerabilities in Counter-Strike 1.6 game specifically to distribute Belonard Trojan. Reportedly, about 39% of all the active servers of the game on Steam have been manipulated and compromised ...