CVE-2015-0533

EMC RSA BSAFE Micro Edition Suite MES 4.0.x before 4.0.8 and 4.1.x before 4.1.3 and RSA BSAFE SSL-C 2.8.9 and earlier allow remote SSL servers to conduct ECDHE-to-ECDH downgrade attacks and trigger a loss of forward secrecy by omitting the ServerKeyExchange message, a similar issue to CVE-2014-35...

Code injection

EMC RSA BSAFE Micro Edition Suite MES 4.0.x before 4.0.8 and 4.1.x before 4.1.3 and RSA BSAFE SSL-C 2.8.9 and earlier allow remote SSL servers to conduct ECDHE-to-ECDH downgrade attacks and trigger a loss of forward secrecy by omitting the ServerKeyExchange message, a similar issue to CVE-2014-35...

CVE-2015-0533

EMC RSA BSAFE Micro Edition Suite MES 4.0.x before 4.0.8 and 4.1.x before 4.1.3 and RSA BSAFE SSL-C 2.8.9 and earlier allow remote SSL servers to conduct ECDHE-to-ECDH downgrade attacks and trigger a loss of forward secrecy by omitting the ServerKeyExchange message, a similar issue to CVE-2014-35...

CVE-2015-0533

CVE-2015-0533 concerns EMC RSA BSAFE Micro Edition Suite (MES) 4.0.x prior to 4.0.8 and 4.1.x prior to 4.1.3, and RSA BSAFE SSL-C 2.8.9 and earlier. It allows remote SSL servers to perform an ECDHE-to-ECDH downgrade by omitting the ServerKeyExchange message, potentially harming forward secrecy. T...

Debian Security Advisory DSA 3336-1 (nss - security update)

Several vulnerabilities have been discovered in nss, the Mozilla Network Security Service library. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2015-2721 Karthikeyan Bhargavan discovered that NSS incorrectly handles state transitions for the TLS state...

Black Hat 2015 Going Dark Cryptography Presentation

LAS VEGAS – Try as they might, technologists are struggling to find a feasible way to solve the government’s and law enforcement’s “Going Dark” crypto issue. Cryptographer Matthew Green and D.C. intellectual property attorney James Denaro today during a talk at the Black Hat conference made no...

openSUSE Security Update : libressl (openSUSE-2015-507) (Logjam)

libressl was updated to version 2.2.1 to fix 16 security issues. LibreSSL is a fork of OpenSSL. Because of that CVEs affecting OpenSSL often also affect LibreSSL. These security issues were fixed : - CVE-2014-3570: The BNsqr implementation in OpenSSL before 0.9.8zd, 1.0.0 before 1.0.0p, and 1.0.1...

USN-2673-1 thunderbird vulnerabilities

Karthikeyan Bhargavan discovered that NSS incorrectly handled state transitions for the TLS state machine. If a remote attacker were able to perform a machine-in-the-middle attack, this flaw could be exploited to skip the ServerKeyExchange message and remove the forward-secrecy property...

Ubuntu 14.04 LTS : NSS vulnerabilities (USN-2672-1)

The remote Ubuntu 14.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-2672-1 advisory. Karthikeyan Bhargavan discovered that NSS incorrectly handled state transitions for the TLS state machine. If a remote attacker were able to perform a...

USN-2656-1 firefox vulnerabilities

Karthikeyan Bhargavan discovered that NSS incorrectly handled state transitions for the TLS state machine. If a remote attacker were able to perform a machine-in-the-middle attack, this flaw could be exploited to skip the ServerKeyExchange message and remove the forward-secrecy property...

Mozilla Network Security Services Encryption Issue Vulnerability

Mozilla Firefox, Firefox ESR, and Thunderbird are all developed by the Mozilla Foundation in the U.S. Firefox is an open-source web browser; Firefox ESR is an extended support version of Firefox; and Thunderbird is a separate email client from the Mozilla Application Suite. Thunderbird is a...

Crypto Leaders: 'Exceptional Access' Will Undo Security

A powerhouse baker’s dozen of cryptography experts and pioneers have released a paper explaining the potential legal and ethical issues relative to the government’s continued insistence on access to cryptographic keys that secure communication over the Internet. The paper, called “Keys Under...

DEBIAN-CVE-2015-2721

Mozilla Network Security Services NSS before 3.19, as used in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, Thunderbird before 38.1, and other products, does not properly determine state transitions for the TLS state machine, which allows man-in-the-middle...

UBUNTU-CVE-2015-2721

Mozilla Network Security Services NSS before 3.19, as used in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, Thunderbird before 38.1, and other products, does not properly determine state transitions for the TLS state machine, which allows man-in-the-middle...

CVE-2015-2721

Mozilla Network Security Services NSS before 3.19, as used in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, Thunderbird before 38.1, and other products, does not properly determine state transitions for the TLS state machine, which allows man-in-the-middle...

NSS incorrectly permits skipping of ServerKeyExchange — Mozilla

Security researcher Karthikeyan Bhargavan reported an issue in Network Security Services NSS where the client allows for a ECDHEECDSA exchange where the server does not send its ServerKeyExchange message instead of aborting the handshake. Instead, the NSS client will take the EC key from the ECDS...

NSS: incorrectly permited skipping of ServerKeyExchange (MFSA 2015-71)

It was found that NSS permitted skipping of the ServerKeyExchange packet during a handshake involving ECDHE Elliptic Curve Diffie-Hellman key Exchange. A remote attacker could use this flaw to bypass the forward-secrecy of a TLS/SSL connection...

Microsoft Brings HSTS to Windows 7 and 8.1

In the midst of a relatively light Patch Tuesday, Microsoft yesterday introduced an extra measure of security for users running Internet Explorer 11 on Windows 7 and Windows 8.1 machines: HSTS. Short for HTTP Strict Transport Security, HSTS is a browser header that forces any sessions sent over...

Microsoft Brings Perfect Forward Secrecy to Windows

Microsoft yesterday added four cryptographic cipher suites to its default priority ordering list in Windows, a move that brings Perfect Forward Secrecy to the operating system. Update 3042058 is available for now only on the Microsoft Download Center, affording users the opportunity to test the...

Juniper NSM < 2012.2R11 Multiple OpenSSL Vulnerabilities (JSA10679) (FREAK)

The remote host is running a version of NSM Network and Security Manager Server that is prior to 2012.2R11. It is, therefore, affected by multiple vulnerabilities related to OpenSSL : - A NULL pointer dereference flaw exists when the SSLv3 option isn't enabled and an SSLv3 ClientHello is received...