Fast and More Efficient Stateless SYN Scanner And Banner Grabber: PolarBearScan

polarbearscan is an attempt to do faster and more efficient banner grabbing and port scanning. It combines two different ideas which hopefully will make it somewhat worthy of your attention and time. The first of these ideas is to use stateless SYN scanning using cryptographically protected cooki...

CCleanup: A Vast Number of Machines at Risk

This post was authored by: Edmund Brumaghin, Ross Gibb, Warren Mercer, Matthew Molyett, and Craig WilliamsUpdate 9/18: CCleaner Cloud version 1.07.3191 is also reported to be affectedUpdate 9/19: This issue was discovered and reported by both Morphisec and Cisco in separate in-field cases and...

4,000 ElasticSearch servers found hosting PoS malware

By Waqas Kromtech’s security researchers have identified two point-of-sale POS malware strains This is a post from HackRead.com Read the original post: 4,000 ElasticSearch servers found hosting PoS malware...

Information disclosure

The D-Link NPAPI extension, as used on D-Link DIR-850L REV. A with firmware through FW114WWb07h2abbeta1 and REV. B with firmware through FW208WWb02 devices, does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive...

CVE-2017-14420

The D-Link NPAPI extension, as used on D-Link DIR-850L REV. A with firmware through FW114WWb07h2abbeta1 and REV. B with firmware through FW208WWb02 devices, does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive...

Thousands of Elasticsearch Servers Hijacked to Host PoS Malware

Thousands of insecure Elasticsearch servers are hosting point-of-sale malware, according to an analysis by Kromtech Security Center. In total, researchers found 15,000 insecure Elasticsearch servers with 27 percent 4,000 hosting the PoS malware strains Alina and JackPoS. “The absence of...

Connected Medicine and Its Diagnosis

Medical data is slowly but surely migrating from paper mediums to the digital infrastructure of medical institutions. Today, the data is "scattered" across databases, portals, medical equipment, etc. In some cases, the security of the network infrastructure of such organizations is neglected, and...

The vulnerability of the CORS filter in Apache Tomcat servers allows a hacker to infect both clients and servers under certain circumstances.

The vulnerability of the CORS filter on Apache Tomcat servers arises from incorrect validation of data authenticity. Exploiting this vulnerability can allow a malicious actor, operating remotely, to infect both clients and servers under certain circumstances...

postgresql: pg_user_mappings view discloses passwords to users lacking server privileges

An authorization flaw was found in the way PostgreSQL handled access to the pgusermappings view on foreign servers. A remote, authenticated attacker could potentially use this flaw to retrieve passwords from the user mappings defined by the foreign server owners without actually having the...

Razer US: 2 Subdomain takeovers

Two domains no longer in use under .razerzone.com were left pointing to Cloudfront servers that were no longer active. The DNS entries were cleared. We appreciate the report and look forward to working with the researcher in the future...

Akamai's DNS Contribution to Internet Resiliency

Background Akamai Technologies recently contributed its "Serve Stale" DNS algorithm to Version 9 of the Internet Systems Consortium's ISC Berkeley Internet Name Domain BIND open source Domain Name System DNS project. As the Internet's most widely used DNS implementation, BIND operates ubiquitousl...

Domain Analyzer

Domain analyzer is a security analysis tool which automatically discovers and reports information about the given domain. Its main purpose is to analyze domains in an unattended way. Domain analyzer takes a domain name and finds information about it, such as DNS servers, mail servers, IP addresse...

BSA-2017-395

Security Advisory ID : BSA-2017-395 Component : PostgreSQL Revision : 1.0: Interim An authorization flaw was found in the way PostgreSQL handled access to the pgusermappings view on foreign servers. A remote authenticated attacker could potentially use this flaw to retrieve passwords from the use...

Analysis of Ronggolawe Ransomware and How to Block It

In the last few years ransomware attacks have been significantly on the rise. This infamous trend began by targeting end point users’ machines, such as personal desktop and laptops. Later, it evolved and broadened the attack surface to target mobile phones and servers. Web Servers Not Immune to...

PVS Servers Show Offline on PVS Console - Event ID 11 - Undefined Database Error

PVS server shows offline in the PVS console, although Streaming service is running on occasion: An error in event viewer: Event ID: 11 – Undefined database error/PVS server status is "Down" This is an internal error. Please contact technical support...

Symantec Messaging Gateway 10.6.3-2 - Root Remote Command Execution

Symantec Messaging Gateway 10.6.3-2 - Root Remote Command Execution This is an advisory for CVE-2017-6327 which is an unauthenticated remote code execution flaw in the web interface of Symantec Messaging Gateway prior to and including version 10.6.3-2, which can be used to execute commands as roo...

Symantec Messaging Gateway 10.6.3-2 Remote Code Execution

Hello, This is an advisory for CVE-2017-6327 which is an unauthenticated remote code execution flaw in the web interface of Symantec Messaging Gateway prior to and including version 10.6.3-2, which can be used to execute commands as root. Symantec Messaging Gateway, formerly known as Brightmail, ...

Blizzard Entertainment hit by massive DDoS attack

By Agan Uzunovic The web servers of Blizzard Entertainment have suffered a series of This is a post from HackRead.com Read the original post: Blizzard Entertainment hit by massive DDoS attack...

OpenJDK: LDAPCertStore following referrals to non-LDAP URLs (Security, 8176067)

It was discovered that the LDAPCertStore class in the Security component of OpenJDK followed LDAP referrals to arbitrary URLs. A specially crafted LDAP referral URL could cause LDAPCertStore to communicate with non-LDAP servers...

ShadowPad in corporate networks

ShadowPad, part 2: Technical Details PDF In July 2017, during an investigation, suspicious DNS requests were identified in a partner's network. The partner, which is a financial institution, discovered the requests originating on systems involved in the processing of financial transactions. Furth...