Peer-to-Peer Framework: GNUnet

GNUnet is a peer-to-peer framework with focus on providing security. All peer-to-peer messages in the network are confidential and authenticated. The framework provides a transport abstraction layer and can currently encapsulate the network traffic in UDP IPv4 and IPv6, TCP IPv4 and IPv6, HTTP, o...

ISPs will warn you about pirate content with Copyright Alert System

According to the Center for Copyright Information, the controversial "Copyright Alert System" will hit the U.S. within weeks. A blog post by Jill Lesser, executive director of the Center for Copyright Information, revealed the long-awaited Copyright Alert System CAS will begin "in the coming week...

Virus conducting DDoS attack from infected systems

Russian anti-virus company Doctor Web is warning users about the malicious program which is helping attackers carry out mass spam mailings and allow attacker to use victim's PC as slave of his DDOS Army. According to researchers from the company they have discovered a Trojan "Trojan.Proxy.23012"...

Microsoft Report Exposes Malware Families Attacking Supply Chain

Less than a month after the Nitol botnet takedown, Microsoft has released data casting more scrutiny of supply chain security. In its latest Security Intelligence Report SIR for the first half of 2012, Microsoft has connected the most prevalent malware families involved in supply chain compromise...

CVE-2012-4737

channels/chaniax2.c in Asterisk Open Source 1.8.x before 1.8.15.1 and 10.x before 10.7.1, Certified Asterisk 1.8.11 before 1.8.11-cert7, Asterisk Digiumphones 10.x.x-digiumphones before 10.7.1-digiumphones, and Asterisk Business Edition C.3.x before C.3.7.6 does not enforce ACL rules during certa...

DEBIAN-CVE-2012-4737

channels/chaniax2.c in Asterisk Open Source 1.8.x before 1.8.15.1 and 10.x before 10.7.1, Certified Asterisk 1.8.11 before 1.8.11-cert7, Asterisk Digiumphones 10.x.x-digiumphones before 10.7.1-digiumphones, and Asterisk Business Edition C.3.x before C.3.7.6 does not enforce ACL rules during certa...

CVE-2012-4737

channels/chaniax2.c in Asterisk Open Source 1.8.x before 1.8.15.1 and 10.x before 10.7.1, Certified Asterisk 1.8.11 before 1.8.11-cert7, Asterisk Digiumphones 10.x.x-digiumphones before 10.7.1-digiumphones, and Asterisk Business Edition C.3.x before C.3.7.6 does not enforce ACL rules during certa...

Design/Logic Flaw

channels/chaniax2.c in Asterisk Open Source 1.8.x before 1.8.15.1 and 10.x before 10.7.1, Certified Asterisk 1.8.11 before 1.8.11-cert7, Asterisk Digiumphones 10.x.x-digiumphones before 10.7.1-digiumphones, and Asterisk Business Edition C.3.x before C.3.7.6 does not enforce ACL rules during certa...

CVE-2012-4737

CVE-2012-4737 affects Asterisk Open Source 1.8.x prior to 1.8.15.1 and 10.x prior to 10.7.1 (also affected Certified Asterisk 1.8.11 before 1.8.11-cert7, Asterisk Digiumphones 10.x, and Asterisk Business Edition C.3.x before C.3.7.6). The vulnerability arises because ACL rules are not enforced du...

webpa 1.1.0.1 - Multiple Vulnerabilities

webpa 1.1.0.1 - Multiple Vulnerabilities :::::::-. ... ::::::. :::. ;;, ';, ;; ;;;;;;;, ;;; ' . ' $$, $$$$ $$$ $$$ "Y$c$$ 888,o8P'88 .d888 888 Y88 MMMMP" "YmmMMMM"" MMM YM Discovered by dun \ posdubatgmail.com 2012-08-23 WebPA fail'; fputs$fp, $headers; return $fp; function httprecv$fp $ret="";...

webpa 1.1.0.1 - Multiple Vulnerabilities

:::::::-. ... ::::::. :::. ;;, ';, ;; ;;;;;;;, ;;; ' . ' $$, $$$$ $$$ $$$ "Y$c$$ 888,o8P'88 .d888 888 Y88 MMMMP" "YmmMMMM"" MMM YM Discovered by dun \ posdubatgmail.com 2012-08-23 WebPA fail'; fputs$fp, $headers; return $fp; function httprecv$fp $ret=""; while !feof$fp $ret.= fgets$fp, 1024;...

Bafruz Backdoor Disables Antivirus, Intercepts Communications With Social Media Sites

There’s a new family of malware that’s using a complex set of capabilities to disable antimalware and listen in on sessions between users and some social networks. Bafruz is essentially a backdoor trojan that also is creating a peer-to-peer network of infected computers. This month’s Microsoft...

Scientific Linux Security Update : openswan on SL5.x i386/x86_64

Gerd v. Egidy discovered a flaw in the Dead Peer Detection DPD in Openswan's pluto IKE daemon. A remote attacker could use a malicious DPD packet to crash the pluto daemon. CVE-2009-0790 It was discovered that Openswan's livetest script created temporary files in an insecure manner. A local...

Coming Up With Better Ways to Count — and Counter — Botnets

As botnets continue as a major purveyor of malicious activity, finding new and improved ways to measure their influence will be key to preventing future attacks. But gaining an accurate read on active populations continues to prove difficult. In recent years more research has been devoted to...

Kelihos Botnet with 110,000 PCs take down finally

Kelihos Botnet with 110,000 PCs take down finally Botnets are particularly insidious, using thousands of virus-infected computers which their owners are unaware are being used for sending out spam, launching denial-of-service attacks and stealing data.But taking down a botnet poses challenges. Th...

Kaspersky Knocks Down Kelihos Botnet Again, But Expects Return

For the second time in six months, researchers from the Russian antivirus company, Kaspersky Lab, carried out an operation to take down the newest iteration of the Kelihos botnet, also known as “Hlux.” Microsoft and Kaspersky worked together in September, 2011, on the first Kelihos take-down. The...

Variant of Zeusbot/Spyeye Botnet uses p2p network model

Variant of Zeusbot/Spyeye Botnet uses p2p network model Cybercriminals are using a modified version of the Zeusbot/Spyeye, which is using a peer-to-peer P2P network architecture, rather than a simple bot to command-and-control C&C server system, making the botnet much harder to take down, Symante...

Kelihos Botnet Resurfaces

UPDATE–The Kelihos botnet, which researchers at Kaspersky Lab and Microsoft disrupted last fall by sinkholing the control channel, has sprung back to life and is using only slightly different versions of the original malware and controller list. The rejuvenation of the botnet illustrates the...

SIP Username Enumerator For Asterisk

require 'msf/core' class Metasploit3 'SIP Username Enumerator for Asterisk UDP Security Advisory AST-2011-013, CVE-2011-4597', 'Version' = '$Revision: 1 $', 'Description' = 'REGISTER scan for numeric peer usernames having a nat setting different to global sip nat setting. ' 'Ben Williams',...

The Inside Story of the Kelihos Botnet Takedown

Earlier this week, Microsoft released an announcement about the disruption of a dangerous botnet that was responsible for spam messages, theft of sensitive financial information, pump-and-dump stock scams and distributed denial-of-service attacks. Kaspersky Lab played a critical role in this botn...