CVE-2016-8635

It was found that Diffie Hellman Client key exchange handling in NSS 3.21.x 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-2016-8635

It was found that Diffie Hellman Client key exchange handling in NSS 3.21.x 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...

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...

Moderate: Red Hat Security Advisory: nss and nss-util security update

An update for nss and nss-util is now available for Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a...

CVE-2016-8635

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...

RHEL 5 / 6 / 7 : nss and nss-util (RHSA-2016:2779)

The remote Redhat Enterprise Linux 5 / 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2016:2779 advisory. Network Security Services NSS is a set of libraries designed to support the cross-platform development of security-enabled client an...

PT-2016-7536 · Mozilla +4 · Nss +4

Name of the Vulnerable Software and Affected Versions: NSS versions 3.21.x Description: A flaw was found in the Diffie Hellman Client key exchange handling, making it vulnerable to a small subgroup confinement attack. This allows an attacker to recover private keys by confining the client DH key ...

What the heck is RFC 5114?

Mandatory Disclaimer: IANAC I am not a cryptographer so I might likely end up writing a bunch of mistakes in this blog post... I already talked about Diffie–Hellman DH from now on in TLS in my previous post: Small subgroup attack in Mozilla NSS. As mentioned FWIW I strongly agree with Google Chro...

Small subgroup attack in Mozilla NSS

tl;dr While the TLS servers attacks has been pretty much studied and fixed see e.g. https://www.secure-resumption.com/ and https://weakdh.org/ the situation with the TLS clients is was not ideal and can be improved. Here I report a Small subgroup attack for TLS clients that I performed against...

25 bytes execve("/bin/sh") shellcode

No description provided by source. include stdio.h include string.h / by Magnefikko 14.04.2010 [email protected] promhyl.oz.pl Subgroup: PRekambr Name: 25 bytes execve/bin/sh shellcode Platform: Linux x86 execve/bin/sh, 0, 0; gcc -Wl,-z,execstack filename.c shellcode:...

OpenJDK: insufficient Diffie-Hellman public key checks (JSSE, 7192392)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality and integrity via vectors related to JSSE. NOT...

OpenJDK: insufficient Diffie-Hellman public key checks (JSSE, 7192392)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality and integrity via vectors related to JSSE. NOT...

Scientific Linux Security Update : java-1.6.0-openjdk on SL5.x i386/x86_64 (20130208)

Multiple improper permission check issues were discovered in the AWT, CORBA, JMX, and Libraries components in OpenJDK. An untrusted Java application or applet could use these flaws to bypass Java sandbox restrictions. CVE-2013-0442, CVE-2013-0445, CVE-2013-0441, CVE-2013-1475, CVE-2013-1476,...

OpenJDK: insufficient Diffie-Hellman public key checks (JSSE, 7192392)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality and integrity via vectors related to JSSE. NOT...

OpenJDK: insufficient Diffie-Hellman public key checks (JSSE, 7192392)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality and integrity via vectors related to JSSE. NOT...

OpenJDK: insufficient Diffie-Hellman public key checks (JSSE, 7192392)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality and integrity via vectors related to JSSE. NOT...

OpenJDK: insufficient Diffie-Hellman public key checks (JSSE, 7192392)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality and integrity via vectors related to JSSE. NOT...

OpenJDK: insufficient Diffie-Hellman public key checks (JSSE, 7192392)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality and integrity via vectors related to JSSE. NOT...

Design/Logic Flaw

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality and integrity via vectors related to JSSE. NOT...

CVE-2013-0443: Undefined Security Weakness

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality and integrity via vectors related to JSSE. NOT...