Overview On 10th March 2021, F5 released a security advisory to address multiple vulnerabilities for BIG-IP – CVE-2021-22986, CVE-2021-22987, CVE-2021-22988, CVE-2021-22989, CVE-2021-22990, CVE-2021-22991, and CVE-2021-22992. Out of 7, 4 vulnerabilities are flagged as Critical, 2 rated as High and one rated as Medium in severity. Successful exploitation of these vulnerabilities could allow a remote attacker … Continue reading “F5 BIG-IP Remote Code Execution Vulnerabilities (CVE-2021-22986, CVE-2021-22987, CVE-2021-22988, CVE-2021-22989, CVE-2021-22990, CVE-2021-22991, CVE-2021-22992)”
Tag: DoS
Amnesia:33 – Multiple Vulnerabilities in Open-Source TCP/IP Stacks
AMNESIA:33 is a study published by Forescout Research Labs under Project Memoria. The study consists of a report on 33 new vulnerabilities found in TCP/IP stacks used by multiple IoT, OT and IT device vendors. AMNESIA:33 affects multiple open-source TCP/IP stacks, which means a single vulnerability tends to spread easily and silently across multiple codebases, … Continue reading “Amnesia:33 – Multiple Vulnerabilities in Open-Source TCP/IP Stacks”
Apple Wireless Direct Link (AWDL) Denial of Service vulnerability(CVE-2020-3843)
Overview Apple Wireless Direct Link (AWDL), the wireless protocol that ensures uninterrupted communications among various Apple devices globally, was recently infected by, a trivial bug resulting into buffer overflow via kernel memory corruption in wi-fi driver of AWDL. Ian Beer, a google project zero researcher detailed out this vulnerability was exploitable on various iPhones and other iOS devices until May 2020. … Continue reading “Apple Wireless Direct Link (AWDL) Denial of Service vulnerability(CVE-2020-3843)”
Autodesk FBX-SDK multiple vulnerabilities (CVE-2020-7080,CVE-2020-7081,CVE-2020-7082,CVE-2020-7083,CVE-2020-7084,CVE-2020-7085)
Summary: Multiple vulnerabilities were observed in software development kit (SDK) of Autodesk products. Applications and Services that utilize the Autodesk FBX-SDK Ver. 2020.0 or earlier can be impacted by buffer overflow, type confusion, use-after-free, integer overflow, NULL pointer dereference, and heap overflow vulnerabilities. Description: This Autodesk vulnerabilities have a high severity, which if exploited, would … Continue reading “Autodesk FBX-SDK multiple vulnerabilities (CVE-2020-7080,CVE-2020-7081,CVE-2020-7082,CVE-2020-7083,CVE-2020-7084,CVE-2020-7085)”
Cisco NX-OS Software Cisco Discovery Protocol Remote Code Execution Vulnerability (CVE-2020-3119)
Summary: Recently, multiple vulnerabilities were observed in Feb,2020 on Cisco’s various devices identified by researcher Barak Hadad of Armis. Out of which few were RCE, among which CVE-2020-3119 is one where an unauthenticated, adjacent attacker can arbitrary code execution. Description: Cisco switches, IP phones, routers and cameras information can be observed using this problematic protocol … Continue reading “Cisco NX-OS Software Cisco Discovery Protocol Remote Code Execution Vulnerability (CVE-2020-3119)”
Cisco ASA and Cisco FTD Software Denial of Service Vulnerability: CVE-2018-15454
A vulnerability in handling of Session Initiation Protocol (SIP) traffic by Cisco devices has been disclosed. CVE-2018-15454 has been assigned to track this vulnerability. Cisco has released advisory cisco-sa-20181031-asaftd-sip-dos to address this issue, it ha rated this issue as a high priority. The vulnerability affects a range of Cisco products if SIP inspection is enabled. … Continue reading “Cisco ASA and Cisco FTD Software Denial of Service Vulnerability: CVE-2018-15454”
Critical Vulnerabilities Discovered in dnsmasq
Various vulnerabilities have been discovered in dnsmasq, an open source framework for managing DNS, DHCP, Router Advertisement, network boot etc. These issues were discovered in versions prior to 2.78 . The vulnerabilities were disclosed to CERT/CC by Google Security Team. These vulnerabilities can be exploited remotely via DNS and DHCP protocol. CVE Protocol Description CVE-2017-14491 DNS 2 byte … Continue reading “Critical Vulnerabilities Discovered in dnsmasq”
Windows SMBv3 Zero Day Vulnerability
Introduction: A buffer overflow vulnerability in SMBv3 was made public on Feb 12017, by Laurent Gaffie. The CVE-ID is CVE-2017-0016. A PoC for the same is also available here. The bug affects Windows 2012, Server 2016 and Windows 10. At the moment the PoC only demonstrates DoS attack on the target, we are not sure … Continue reading “Windows SMBv3 Zero Day Vulnerability”
