UBUNTU-CVE-2016-2112

The bundled LDAP client library in Samba 3.x and 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 does not recognize the "client ldap sasl wrapping" setting, which allows man-in-the-middle attackers to perform LDAP protocol-downgrade attacks by modifying the client-server data stream...

openssl: man-in-the-middle

CVE-2015-3197 man-in-the-middle A flaw was found in the way malicious SSL/TLS clients could negotiate SSLv2 ciphers that have been disabled on the server. This could result in weak SSLv2 ciphers being used for SSL/TLS connections, making them vulnerable to man-in-the-middle attacks. -...

samba: client requesting encryption vulnerable to downgrade attack

A man-in-the-middle vulnerability was found in the way "connection signing" was implemented by Samba. A remote attacker could use this flaw to downgrade an existing Samba client connection and force the use of plain text...

samba: client requesting encryption vulnerable to downgrade attack

A man-in-the-middle vulnerability was found in the way "connection signing" was implemented by Samba. A remote attacker could use this flaw to downgrade an existing Samba client connection and force the use of plain text...

samba: client requesting encryption vulnerable to downgrade attack

A man-in-the-middle vulnerability was found in the way "connection signing" was implemented by Samba. A remote attacker could use this flaw to downgrade an existing Samba client connection and force the use of plain text...

gnutls security update

3.3.8-14 - Prevent downgrade attack to RSA-MD5 in server key exchange. 3.3.8-13 - Corrected reseed and respect of maxnumberofbitsperrequest in FIPS140-2 mode. Also enhanced the initial tests. 1228199...

CVE-2015-8838

ext/mysqlnd/mysqlnd.c in PHP before 5.4.43, 5.5.x before 5.5.27, and 5.6.x before 5.6.11 uses a client SSL option to mean that SSL is optional, which allows man-in-the-middle attackers to spoof servers via a cleartext-downgrade attack, a related issue to CVE-2015-3152...

UBUNTU-CVE-2015-8838

ext/mysqlnd/mysqlnd.c in PHP before 5.4.43, 5.5.x before 5.5.27, and 5.6.x before 5.6.11 uses a client SSL option to mean that SSL is optional, which allows man-in-the-middle attackers to spoof servers via a cleartext-downgrade attack, a related issue to CVE-2015-3152...

CVE-2015-5296

CVE-2015-5296 affects Samba 3.x and 4.x (before 4.1.22, 4.2.x before 4.2.7, 4.3.x before 4.3.3). The root cause is that signing is not negotiated for encrypted client connections, enabling a man-in-the-middle downgrade to an unsigned (plaintext) data stream. This is related to code paths clidfs.c...

UBUNTU-CVE-2015-5296

Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3 supports connections that are encrypted but unsigned, which allows man-in-the-middle attackers to conduct encrypted-to-unencrypted downgrade attacks by modifying the client-server data stream, related to clidfs.c,...

Security fix for the ALT Linux 7 package samba version 4.3.3-alt1

Dec. 16, 2015 Andrey Cherepanov 4.3.3-alt1 - New version https://www.samba.org/samba/history/samba-4.3.3.html - Security fixes: - CVE-2015-3223 Denial of service in Samba Active Directory server - CVE-2015-5252 Insufficient symlink verification in smbd - CVE-2015-5299 Missing access control check...

Security fix for the ALT Linux 10 package samba version 4.3.3-alt1

Dec. 16, 2015 Andrey Cherepanov 4.3.3-alt1 - New version https://www.samba.org/samba/history/samba-4.3.3.html - Security fixes: - CVE-2015-3223 Denial of service in Samba Active Directory server - CVE-2015-5252 Insufficient symlink verification in smbd - CVE-2015-5299 Missing access control check...

CVE-2015-8329

SAP Manufacturing Integration and Intelligence aka MII, formerly xMII uses weak encryption Base64 and DES, which allows attackers to conduct downgrade attacks and decrypt passwords via unspecified vectors, aka SAP Security Note 2240274...

CVE-2015-8329

SAP Manufacturing Integration and Intelligence (MII) is affected by an encryption downgrade vulnerability due to the use of Base64 and DES. The issue allows downgrade attacks and potential password decryption. Reported impact references are tied to SAP MII versions 12.2, 14.0 and 15.0 (and possib...

CVE-2015-5851

The convenience initializer in the Multipeer Connectivity component in Apple iOS before 9 does not require an encrypted session, which allows local users to obtain cleartext multipeer data via an encrypted-to-unencrypted downgrade attack...

Design/Logic Flaw

The convenience initializer in the Multipeer Connectivity component in Apple iOS before 9 does not require an encrypted session, which allows local users to obtain cleartext multipeer data via an encrypted-to-unencrypted downgrade attack...

CVE-2015-5851

CVE-2015-5851 affects Apple iOS Multipeer Connectivity. The issue: the convenience initializer could downgrade an encrypted session to unencrypted, enabling a local attacker to observe cleartext multipeer data. Affected product/version: iOS before 9. The root cause, per the vulnerability content,...

Amazon Linux: Security Advisory (ALAS-2015-567)

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 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...

Ubuntu: Security Advisory (USN-2706-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 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...

LOGJAM: TLS connections which support export grade DHE key-exchange are vulnerable to MITM attacks

A flaw was found in the way the TLS protocol composes the Diffie-Hellman exchange for both export and non-export grade cipher suites. An attacker could use this flaw to downgrade a DHE connection to use export-grade key sizes, which could then be broken by sufficient pre-computation. This can lea...