F5 Networks BIG-IP : libssh2 vulnerability (K21531693)

The diffiehellmansha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a 'bits/bytes confusion bug.' CVE-2016-0787 C Tenable Network...

CVE-2016-0787

The diffiehellmansha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a "bits/bytes confusion bug."...

CVE-2016-0787

The diffiehellmansha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a "bits/bytes confusion bug."...

CVE-2016-0787

The diffiehellmansha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a "bits/bytes confusion bug."...

FreeBSD : libssh -- weak Diffie-Hellman secret generation (6b3591ea-e2d2-11e5-a6be-5453ed2e2b49)

Andreas Schneider reports : libssh versions 0.1 and above have a bits/bytes confusion bug and generate an abnormally short ephemeral secret for the diffie-hellman-group1 and diffie-hellman-group14 key exchange methods. The resulting secret is 128 bits long, instead of the recommended sizes of 102...

lib32-libssh2: man-in-the-middle

There is a bits/bytes confusion bug resulting in generation of a significantly short ephemeral secret for the diffie-hellman-group1 and diffie-hellman-group14 key exchange methods. The resulting secret is 128 bits long, instead of the recommended sizes of 1024 and 2048 bits respectively. There ar...

Updated libssh packages fix CVE-2016-0739

Updated libssh packages fix security vulnerability: libssh versions 0.1 and above have a bits/bytes confusion bug and generate an abnormally short ephemeral secret for the diffie-hellman-group1 and diffie-hellman-group14 key exchange methods. The resulting secret is 128 bits long, instead of the...

Debian DLA-426-1 : libssh2 security update

Andreas Schneider reported that libssh2, an SSH2 protocol implementation used by many applications, did not generate sufficiently long Diffie-Hellman secrets. This vulnerability could be exploited by an eavesdropper to decrypt and to intercept SSH sessions. For the oldoldstable distribution...

[SECURITY] [DSA 3487-1] libssh2 security update

------------------------------------------------------------------------- Debian Security Advisory DSA-3487-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso February 23, 2016 https://www.debian.org/security/faq -...

libssh: man-in-the-middle

libssh versions 0.1 and above have a bits/bytes confusion bug and generate the an anormaly short ephemeral secret for the diffie-hellman-group1 and diffie-hellman-group14 key exchange methods. The resulting secret is 128 bits long, instead of the recommended sizes of 1024 and 2048 bits...

DLA-425-1 libssh - security update

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SSH key cloning problem in OnApp templates

OnApp sells a "complete IaaS platform" for hosting providers to offer virtual servers. Their platform ships with templates disk images for many different operating systems, which it automatically customizes passwords, network settings, etc. when a new virtual server is deployed. During each...

PT-2013-1834 · Cisco · Cisco Asa

Name of the Vulnerable Software and Affected Versions: Cisco Adaptive Security Appliances ASA devices versions 8.x through 8.41 Description: The issue is related to improper management of SSH sessions, which allows remote authenticated users to cause a denial of service device crash by establishi...

New Apache Exploit Doling Out Zeus, Sweet Orange Exploit Kit

UPDATE – A new Apache module, Linux/Chapro.A, is making the rounds, injecting malicious content including a popular Zeus variant into web pages. The module was discussed in a blog on ESET’s Threat Blog by the company’s Security intelligence Program Manager, Pierre-Marc Bureau. According to the...

CVE-2012-5301

The default configuration of Cerberus FTP Server before 5.0.4.0 supports the DES cipher for SSH sessions, which makes it easier for remote attackers to obtain sensitive information by sniffing the network and performing a brute-force attack on the encrypted data...

Default configuration

The default configuration of Cerberus FTP Server before 5.0.4.0 supports the DES cipher for SSH sessions, which makes it easier for remote attackers to obtain sensitive information by sniffing the network and performing a brute-force attack on the encrypted data...

CVE-2012-5301

The default configuration of Cerberus FTP Server before 5.0.4.0 supports the DES cipher for SSH sessions, which makes it easier for remote attackers to obtain sensitive information by sniffing the network and performing a brute-force attack on the encrypted data...

Proof of Concept : PuttyHijack – Hijack SSH/PuTTY Sessions

Proof of Concept : PuttyHijack - Hijack SSH/PuTTY Sessions PuttyHijack is a POC tool that injects a dll into the Putty process to hijack an existing, or soon to be created, connection. This can be useful during penetration tests when a windows box that has been compromised is used to SSH/Telnet...

Fedora Core 5 : openssh-4.3p2-4.12.fc5 (2007-395)

Fri Mar 30 2007 Miloslav Trmac - 4.3p2-4.12 - Fix an information leak in Kerberos password authentication CVE-2006-5052 Resolves: 234640 - Fri Nov 10 2006 Tomas Mraz - 4.3p2-4.11 - CVE-2006-5794 - properly detect failed key verify in monitor 214641 - kill all ssh sessions when stop is called in...