[SECURITY] [DSA 3097-1] unbound security update

------------------------------------------------------------------------- Debian Security Advisory DSA-3097-1 [email protected] http://www.debian.org/security/ Yves-Alexis Perez December 10, 2014 http://www.debian.org/security/faq -...

Debian Security Advisory DSA 3097-1 (unbound - security update)

Florian Maury from ANSSI discovered that unbound, a validating, recursive, and caching DNS resolver, was prone to a denial of service vulnerability. An attacker crafting a malicious zone and able to emit or make emit queries to the server can trick the resolver into following an endless series of...

DSA-3097-1 unbound - security update

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Recursive DNS resolver implementations may follow referrals infinitely

Overview Recursive DNS resolvers may become stuck following an infinite chain of referrals due to a malicious authoritative server. Description RFC 1034 describes the standard technical issues of enabling domain delegations in DNS, but does not provide a specific implementation, leaving DNS serve...

Debian: Security Advisory (DSA-3097-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2014 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...

CVE-2014-4883

resolv.c in the DNS resolver in uIP, and dns.c in the DNS resolver in lwIP 1.4.1 and earlier, does not use random values for ID fields and source ports of DNS query packets, which makes it easier for man-in-the-middle attackers to conduct cache-poisoning attacks via spoofed reply packets...

Design/Logic Flaw

resolv.c in the DNS resolver in uIP, and dns.c in the DNS resolver in lwIP 1.4.1 and earlier, does not use random values for ID fields and source ports of DNS query packets, which makes it easier for man-in-the-middle attackers to conduct cache-poisoning attacks via spoofed reply packets...

CVE-2014-4883

resolv.c in the DNS resolver in uIP, and dns.c in the DNS resolver in lwIP 1.4.1 and earlier, does not use random values for ID fields and source ports of DNS query packets, which makes it easier for man-in-the-middle attackers to conduct cache-poisoning attacks via spoofed reply packets...

CVE-2014-4883

resolv.c in the DNS resolver in uIP, and dns.c in the DNS resolver in lwIP 1.4.1 and earlier, does not use random values for ID fields and source ports of DNS query packets, which makes it easier for man-in-the-middle attackers to conduct cache-poisoning attacks via spoofed reply packets...

CVE-2014-4883

resolv.c in the DNS resolver in uIP, and dns.c in the DNS resolver in lwIP 1.4.1 and earlier, does not use random values for ID fields and source ports of DNS query packets, which makes it easier for man-in-the-middle attackers to conduct cache-poisoning attacks via spoofed reply packets...

uIP and lwIP DNS resolver vulnerable to cache poisoning

Overview The DNS resolver implemented in uIP and lwIP is vulnerable to cache poisoning due to non-randomized transaction IDs TXIDs and source port reuse. Description CWE-330: Use of Insufficiently Random Values - CVE-2014-4883The DNS resolver implemented in all versions of uIP, as well as lwIP...

DNS Reverse Lookup Shellshock Exploit

DNS reverse lookups can be used as a vector of attack for the bash shellshock vulnerability. DNS Reverse Lookup as a vector for the Bash vulnerability CVE-2014-6271 et.al. CVE-2014-3671 references: CVE-2014-6271, CVE-2014-7169, CVE-2014-6277, CVE-2014-6278 CVE-2014-7186 and, CVE-2014-7187 Summary...

DNS Reverse Lookup Shellshock

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Security Advisory DNS Reverse Lookup as a vector for the Bash vulnerability CVE-2014-6271 et.al. CVE-2014-3671 references: CVE-2014-6271, CVE-2014-7169, CVE-2014-6277, CVE-2014-6278 CVE-2014-7186 and, CVE-2014-7187 Summary: Above CVEs detail a number ...

Mozilla Firefox <= 2.0.0.1 (location.hostname) Cross-Domain Vulnerability

No description provided by source. !-- Mozilla Firefox 'location.hostname' Cross-Domain Vulnerability Software : Mozilla Firefox version 2.0.0.1 and prior CVE reference : CVE-2007-0981 Impact : Security Bypass Risk : Moderate Discovered by : Michal Zalewski http://lcamtuf.coredump.cx/ Advisory Da...

DNSCrypt - A tool for securing communications between a client and a DNS resolver

dnscrypt-proxy provides local service which can be used directly as your local resolver or as a DNS forwarder, encrypting and authenticating requests using the DNSCrypt protocol and passing them to an upstream server. The DNSCrypt protocol uses high-speed high-security elliptic-curve cryptography...

Oracle Linux 4 : perl-Net-DNS (ELSA-2007-0675)

From Red Hat Security Advisory 2007:0675 : An updated perl-Net-DNS package that corrects a security issue is now available for Red Hat Enterprise Linux 4. This update has been rated as having moderate security impact by the Red Hat Security Response Team. Net::DNS is a collection of Perl modules...

Oracle Linux 3 : ruby (ELSA-2008-0896)

From Red Hat Security Advisory 2008:0896 : Updated ruby packages that fix several security issues are now available for Red Hat Enterprise Linux 3. This update has been rated as having moderate security impact by the Red Hat Security Response Team. Ruby is an interpreted scripting language for...

Millions of WordPress sites exploitable for DDoS Attacks using Pingback mechanism

Distributed Denial of Service attacks have increased in scale, intensity and frequency. The wide range of motives for these attacks political , criminal, or social makes every merchant or organization with an online presence a potential target. Over the weekend Incapsula mitigated a unique DDoS...

Millions of WordPress sites exploitable for DDoS Attacks using Pingback mechanism

Distributed Denial of Service attacks have increased in scale, intensity and frequency. The wide range of motives for these attacks political , criminal, or social makes every merchant or organization with an online presence a potential target. Over the weekend Incapsula mitigated a unique DDoS...

Stable Channel Update

The Chrome team is excited to announce the promotion of Chrome 26 to the Stable Channel. Chrome 26.0.1410.43 for Windows, Mac, Linux, and Chrome Frame contains number of new items including: "Ask Google for suggestions" spell checking feature improvements e.g. grammar and homonym checking Desktop...