nss: small-subgroups attack flaw

It was found that Diffie Hellman Client key exchange handling in NSS was vulnerable to small subgroup confinement attack. An attacker could use this flaw to recover private keys by confining the client DH key to small subgroup of the desired group...

UBUNTU-CVE-2016-7055

There is a carry propagating bug in the Broadwell-specific Montgomery multiplication procedure in OpenSSL 1.0.2 and 1.1.0 before 1.1.0c that handles input lengths divisible by, but longer than 256 bits. Analysis suggests that attacks against RSA, DSA and DH private keys are impossible. This is...

Signal Audit Reveals Protocol Cryptographically Sound

Academics from three different continents recently audited the popular end-to-end encryption app Signal and their findings, for the most part, are encouraging. The protocol, which boasts over a billion users, including those via apps such as Facebook, WhatsApp and Google’s Allo services, has no...

IKEv1 protocol is vulnerable to DoS amplification attack

A traffic amplification flaw was found in the Internet Key Exchange version 1 IKEv1 protocol. A remote attacker could use a libreswan server with IKEv1 enabled in a network traffic amplification denial of service attack against other hosts on the network by sending UDP packets with a spoofed sour...

ssh-audit - SSH Server Auditing

ssh-audit is a tool for ssh server auditing. Features SSH1 and SSH2 protocol server support; grab banner, recognize device or software and operating system, detect compression; gather key-exchange, host-key, encryption and message authentication code algorithms; output algorithm information...

Unspecified Vulnerability in Oracle Sun Systems Products Suite Solaris Component (CNVD-2016-10088)

Oracle Sun Systems Products Suite is a suite of Sun systems products from Oracle Corporation.Solaris Cluster is one of the enterprise cluster components for the Oracle Sun Solaris operating system. A remote security vulnerability exists in the IKE subcomponent of the Solaris component of Oracle S...

PT-2016-2921 · Openbsd +4 · Openssh +4

Name of the Vulnerable Software and Affected Versions: OpenSSH versions 6.x through 7.3 Description: The issue allows remote attackers to cause a denial of service by sending many duplicate KEXINIT requests, leading to memory consumption. This is related to the kex input kexinit function in kex.c...

Cisco IOS XE Denial of Service Vulnerability (CNVD-2016-09465)

Cisco IOS XE is the United States Cisco Cisco company's next-generation network operator routing system, a fully modular and fully distributed network interconnection operating system. A denial-of-service vulnerability exists in Cisco IOS XE, which allows an attacker to exploit the vulnerability ...

CVE-2016-6423

The IKEv2 client and initiator implementations in Cisco IOS 15.53M and IOS XE allow remote IKEv2 servers to cause a denial of service device reload via crafted IKEv2 packets, aka Bug ID CSCux97540...

CVE-2016-6381

Cisco IOS 12.4 and 15.0 through 15.6 and IOS XE 3.1 through 3.18 and 16.1 allow remote attackers to cause a denial of service memory consumption or device reload via fragmented IKEv1 packets, aka Bug ID CSCuy47382...

Mozilla Reduces Threat of Export-Grade Crypto to Firefox

Logjam was one of several downgrade attacks discovered in the last 18 months that could theoretically allow a resourced attacker to take advantage of lingering export-grade cryptography to read and modify data over a supposedly secure connection. While the severity of this particular attack again...

Cisco IOS XE Software Internet Key Exchange Version 1 Fragmentation Denial of Service Vulnerability

A vulnerability in the Internet Key Exchange version 1 IKEv1 fragmentation code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an exhaustion of available memory or a reload of the affected system. SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions...

Cisco IOS Software Internet Key Exchange Version 1 Fragmentation Denial of Service Vulnerability (cisco-sa-20160928-ios-ikev1)

A vulnerability in the Internet Key Exchange version 1 IKEv1 fragmentation code of Cisco IOS Software could allow an unauthenticated, remote attacker to cause an exhaustion of available memory or a reload of the affected system. SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions mig...

VulnCheck KEV: CVE-2016-6415

Cisco IOS, IOS XR, and IOS XE contain insufficient condition checks in the part of the code that handles Internet Key Exchange version 1 IKEv1 security negotiation requests. contains an information disclosure vulnerability in the Internet Key Exchange version 1 IKEv1 that could allow an...

Cisco IOS XR Software IKEv1 Information Disclosure Vulnerability (cisco-sa-20160916-ikev1)

A vulnerability in Internet Key Exchange version 1 IKEv1 packet processing code in Cisco IOS XR Software could allow an unauthenticated, remote attacker to retrieve memory contents, which could lead to the disclosure of confidential information. SPDX-FileCopyrightText: 2016 Greenbone AG Some text...

PT-2016-6889 · Cisco · Cisco Pix +3

Name of the Vulnerable Software and Affected Versions: Cisco IOS versions 12.2 through 12.4 and 15.0 through 15.6 Cisco IOS XE versions through 3.18S Cisco IOS XR versions 4.3.x and 5.0.x through 5.2.x Cisco PIX versions prior to 7.0 Description: A vulnerability in Internet Key Exchange version 1...

ProFTPD 1.3.5a, 1.3.6rc1 Multiple Vulnerabilities

Binary data 802012.prm...

TLS Triple-DES Key Exchange Detection (Sweet32) (deprecated)

Binary data 7223.pasl...

Unspecified Vulnerabilities in Multiple F5 Products

F5 BIG-IP is an all-in-one network device from F5 USA that integrates network traffic management, application security management, load balancing and other functions. A security vulnerability exists in the default configuration of the BIG-IP IPsec IKE peer listener in several F5 products, which c...

openssl: only allow ephemeral RSA keys in export ciphersuites (FREAK)

It was discovered that OpenSSL would accept ephemeral RSA keys when using non-export RSA cipher suites. A malicious server could make a TLS/SSL client using OpenSSL use a weaker key exchange method...