Performance of Machine Learning Classifiers for Anomaly Detection in Cyber Security Applications

This work empirically evaluates machine learning models on two imbalanced public datasets KDDCUP99 and Credit Card Fraud 2013. The method includes data preparation, model training, and evaluation, using an 80/20 train/test split. Models tested include eXtreme Gradient Boosting XGB, Multi Layer...

Silenzio: Secure Non-Interactive Outsourced MLP Training

Outsourcing the ML training to cloud providers presents a compelling opportunity for resource constrained clients, while it simultaneously bears inherent privacy risks, especially for highly sensitive training data. We introduce Silenzio, the first fully non-interactive outsourcing scheme for the...

Open vSwitch: Multiple Vulnerabilities

Background Open vSwitch is a production quality multilayer virtual switch. Description Multiple vulnerabilities have been discovered in Open vSwitch. Please review the CVE identifiers referenced below for details. Impact Please review the referenced CVE identifiers for details. Workaround There i...

Iranian Hackers Launch Destructive Cyber Attacks on Israeli Tech and Education Sectors

Israeli higher education and tech sectors have been targeted as part of a series of destructive cyber attacks that commenced in January 2023 with an aim to deploy previously undocumented wiper malware. The intrusions, which took place as recently as October, have been attributed to an Iranian...

Cisco MDS 9000 Series Switches Denial of Service (CVE-2020-3175)

A vulnerability in the resource handling system of Cisco NX-OS Software for Cisco MDS 9000 Series Multilayer Switches could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper resource usage control. An...

Cisco Nexus and Cisco Multilayer Director Switches MOTD Telnet Login Reset (CVE-2015-0775)

The banner aka MOTD implementation in Cisco NX-OS 4.12E11f on Nexus 4000 devices, 5.21SV32.1 on Nexus 1000V devices, 6.02N22 on Nexus 5000 devices, 6.211 on MDS 9000 devices, 6.212 on Nexus 7000 devices, 7.03 on Nexus 9000 devices, and 7.20ZN99.67 on Nexus 3000 devices allows remote attackers to...

Cisco NX-OS Software Python Parser Escape (CVE-2017-12301)

A vulnerability in the Python scripting subsystem of Cisco NX-OS Software could allow an authenticated, local attacker to escape the Python parser and gain unauthorized access to the underlying operating system of the device. The vulnerability exists due to insufficient sanitization of...

ffmpeg:ffmpeg_DEMUXER_fuzzer: Index-out-of-bounds in pps_multilayer_extension

Project: https://git.ffmpeg.org/ffmpeg.git Detailed Report: https://oss-fuzz.com/testcase?key=4536557859373056 Project: ffmpeg Fuzzing Engine: libFuzzer Fuzz Target: ffmpegDEMUXERfuzzer Job Type: libfuzzerubsanffmpeg Platform Id: linux Crash Type: Index-out-of-bounds Crash Address: Crash State:...

Cisco MDS 9000 Series Multilayer Switches Denial of Service Vulnerability

A denial of service DoS vulnerability exists in Cisco MDS 9000 Series Multilayer Switch due to improper resource usage control. An unauthenticated, remote attacker can exploit this issue, via sending traffic to the management interface mgmt0, to cause the system to stop responding. Please see the...

CVE-2020-3175 Cisco MDS 9000 Series Multilayer Switches Denial of Service Vulnerability

A vulnerability in the resource handling system of Cisco NX-OS Software for Cisco MDS 9000 Series Multilayer Switches could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper resource usage control. An...

CVE-2020-3175

Cisco’s CVE-2020-3175 affects Cisco NX-OS Software on Cisco MDS 9000 Series Multilayer Switches. The issue is due to improper resource usage control in the resource handling system, allowing an unauthenticated, remote attacker to trigger a denial of service by sending traffic to the mgmt0 interfa...

PT-2020-1984

Name of the Vulnerable Software and Affected Versions Cisco NX-OS Software for Cisco MDS 9000 Series Multilayer Switches affected versions not specified Description The issue is related to insufficient control of resources during their lifetime, which could allow a remote attacker to cause a deni...

CVE-2020-3175: Improper Control of a Resource Through its Lifetime

A vulnerability in the resource handling system of Cisco NX-OS Software for Cisco MDS 9000 Series Multilayer Switches could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper resource usage control. An...

CVE-2019-1614 Cisco NX-OS Software NX-API Command Injection Vulnerability

A vulnerability in the NX-API feature of Cisco NX-OS Software could allow an authenticated, remote attacker to execute arbitrary commands with root privileges. The vulnerability is due to incorrect input validation of user-supplied data by the NX-API subsystem. An attacker could exploit this...

CVE-2019-1611

A vulnerability in the CLI of Cisco NX-OS Software and Cisco FXOS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device. The vulnerability is due to insufficient validation of arguments passed to certain CLI...

CVE-2019-1608 Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1608)

A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device. The vulnerability is due to insufficient validation of arguments passed to certain CLI commands. An attacker coul...

CVE-2019-1600

CVE-2019-1600 concerns Cisco FXOS and NX-OS software. The vulnerability arises from improper file system permissions, allowing an authenticated, local attacker to access or modify restricted files and potentially expose sensitive data stored on the system. Affected products include Cisco FXOS/NX-...

CVE-2019-1600 Cisco FXOS and NX-OS Software Unauthorized Directory Access Vulnerability

A vulnerability in the file system permissions of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, local attacker to access sensitive information that is stored in the file system of an affected system. The vulnerability is due to improper implementation of file system...

CVE-2019-1600 Cisco FXOS and NX-OS Software Unauthorized Directory Access Vulnerability

A vulnerability in the file system permissions of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, local attacker to access sensitive information that is stored in the file system of an affected system. The vulnerability is due to improper implementation of file system...

CVE-2019-1598 Cisco FXOS and NX-OS Lightweight Directory Access Protocol Denial of Service Vulnerabilities

Multiple vulnerabilities in the implementation of the Lightweight Directory Access Protocol LDAP feature in Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service DoS condition. The...