How to solve the Malwarebytes CrackMe: a step-by-step tutorial

The topic of this post is a Malwarebytes CrackMe—an exercise in malware analysis that I recently created. First, the challenge was created to serve internal purposes, but then it was released to the community on Twitter and triggered a lot of positive response. Thanks to all of you who sent in yo...

Design/Logic Flaw

The aspathput function in bgpd/bgpaspath.c in Quagga before 1.2.2 allows remote attackers to cause a denial of service session drop via BGP UPDATE messages, because ASPATH size calculation for long paths counts certain bytes twice and consequently constructs an invalid message...

CVE-2017-16227

The aspathput function in bgpd/bgpaspath.c in Quagga before 1.2.2 allows remote attackers to cause a denial of service session drop via BGP UPDATE messages, because ASPATH size calculation for long paths counts certain bytes twice and consequently constructs an invalid message...

Debian: Security Advisory (DSA-4011-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2017 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...

zlib: Big-endian out-of-bounds pointer

The crc32big function in crc32.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact via vectors involving big-endian CRC calculation...

DEBIAN-CVE-2017-15289

The mode4and5 write functions in hw/display/cirrusvga.c in Qemu allow local OS guest privileged users to cause a denial of service out-of-bounds write access and Qemu process crash via vectors related to dst calculation...

CVE-2017-15289

The mode4and5 write functions in hw/display/cirrusvga.c in Qemu allow local OS guest privileged users to cause a denial of service out-of-bounds write access and Qemu process crash via vectors related to dst calculation...

CVE-2017-15289

The mode4and5 write functions in hw/display/cirrusvga.c in Qemu allow local OS guest privileged users to cause a denial of service out-of-bounds write access and Qemu process crash via vectors related to dst calculation...

The vulnerability of the software of Siemens SICAM PAS systems for power management and control involves insufficient protection of passwords in the databases, allowing attackers to calculate the passwords.

The vulnerability of the software in Siemens SICAM PAS systems for telecontrol and telemanagement is related to insufficient protection of passwords in the databases. Exploiting this vulnerability allows a malicious actor, operating locally, to calculate the passwords using certain privileges...

CVE-2017-14939

decodelineinfo in dwarf2.c in the Binary File Descriptor BFD library aka libbfd, as distributed in GNU Binutils 2.29, mishandles a length calculation, which allows remote attackers to cause a denial of service heap-based buffer over-read and application crash via a crafted ELF file, related to...

UBUNTU-CVE-2017-14939

decodelineinfo in dwarf2.c in the Binary File Descriptor BFD library aka libbfd, as distributed in GNU Binutils 2.29, mishandles a length calculation, which allows remote attackers to cause a denial of service heap-based buffer over-read and application crash via a crafted ELF file, related to...

nss security update

3.28.4-12 - Backport patch to simplify transcript calculation for CertificateVerify...

OWASP AntiSamy CVE-2017-14735 Cross Site Scripting Vulnerability

Description OWASP AntiSamy is prone to a cross-site scripting vulnerability because it fails to properly sanitize user-supplied input. An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This may let the...

CVE-2017-6270

NVIDIA Windows GPU Display Driver contains a vulnerability in the kernel mode layer handler for DxgkDdiCreateAllocation where untrusted user input is used as a divisor without validation during a calculation which may lead to a potential divide by zero and denial of service...

Design/Logic Flaw

NVIDIA Windows GPU Display Driver contains a vulnerability in the kernel mode layer handler for DxgkDdiCreateAllocation where untrusted user input is used as a divisor without validation during a calculation which may lead to a potential divide by zero and denial of service...

Kakadu SDK JPEG 2000 Unknown Marker Code Execution Vulnerability(CVE-2017-2811)

Summary A code execution vulnerability exists in the Kakadu SDK 7.9's parsing of compressed JPEG 2000 images. A specially crafted JPEG 2000 file can be read by the program, and can lead to an out of bounds write causing an exploitable condition to arise. Tested Versions Kakadu SDK 7.9 - OSX & Lin...

The vulnerability of the Calc and Writer components of the LibreOffice office software suite, which allows a hacker to disclose protected information

The vulnerability of the LibreOffice office software package is related to improper handling of opened files. Exploiting this vulnerability allows an attacker to disclose protected information using a specially crafted file...

CVE-2017-14230

In the mboxlistdofind function in imap/mboxlist.c in Cyrus IMAP before 3.0.4, an off-by-one error in prefix calculation for the LIST command caused use of uninitialized memory, which might allow remote attackers to obtain sensitive information or cause a denial of service daemon crash via a 'LIST...

CVE-2017-14230

CVE-2017-14230 (Cyrus IMAP) affects the mboxlist_do_find function in imap/mboxlist.c prior to version 3.0.4. An off-by-one error in the LIST command prefix calculation can read uninitialized memory, potentially enabling a remote attacker to obtain sensitive information or cause a daemon crash. Th...

UBUNTU-CVE-2017-14227

In MongoDB libbson 1.7.0, the bsonitercodewscope function in bson-iter.c miscalculates a bsonutf8validate length argument, which allows remote attackers to cause a denial of service heap-based buffer over-read in the bsonutf8validate function in bson-utf8.c, as demonstrated by bson-to-json.c...