Security Bulletin: Vulnerability in Transport Layer Security Protocol Used in IBM System Networking Ethernet Switches (CVE-2011-3389)

Summary Earlier versions of the Transport Layer Security TLS protocol are affected by a publicly disclosed vulnerability that could allow information disclosure if an attacker is carrying out a man-in-the-middle attack. Customers can avoid the vulnerability byfollowing workarounds recommended by...

Security Bulletin: Vulnerability in MD5 Signature and Hash Algorithm affects IBM SAN Volume Controller and Storwize Family (CVE-2015-7575)

Summary The MD5 “SLOTH” vulnerability on TLS 1.2 affects IBM SAN Volume Controller and Storwize Family Vulnerability Details CVEID: CVE-2015-7575 DESCRIPTION: The TLS protocol could allow weaker than expected security caused by a collision attack when using the MD5 hash function for signing a...

Important: Red Hat Security Advisory: openssl security update

An update for openssl is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

CVE-2023-0461

A use-after-free flaw was found in the Linux kernel’s TLS protocol functionality in how a user installs a tls context struct tlscontext on a connected TCP socket. This flaw allows a local user to crash or potentially escalate their privileges on the system. Mitigation To mitigate this issue,...

SUSE SLES12 Security Update : nrpe (SUSE-SU-2023:0586-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2023:0586-1 advisory. - CVE-2015-4000: Fixed Logjam Attack by increasing the standard size of 512 bit dh parameters to 2048 bsc931600, bsc938906. Tenable has...

Security Bulletin: Four (4) Vulnerabilities in OpenSSL affect IBM FlashSystem (and TMS RAMSAN) 710, 720, 810, and 820 systems ( CVE-2014-3513, CVE-2014-3566, CVE-2014-3567, and CVE-2014-3568)

Summary OpenSSL is a toolkit that implements the Secure Sockets Layer SSL, Transport Layer Security TLS, and Datagram Transport Layer Security DTLS protocols which is used by IBM FlashSystem and TMS RAMSAN 710, 720, 810, and 820 systems. OpenSSL had a vulnerability which allowed forceful downgrad...

PT-2023-2332 · Linux +9 · Linux Kernel +9

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.2.7 Description: The issue is related to a race condition in the Linux kernel's TLS protocol implementation, specifically in the do tls getsockopt conf and do tls setsockopt conf functions in the net/tls/tls...

CVE-2022-4492

The undertow client is not checking the server identity presented by the server certificate in https connections. This is a compulsory step at least it should be performed by default in https and in http/2. I would add it to any TLS client protocol...

K14054: CRIME vulnerability via TLS 1.2 protocol CVE-2012-4929

Security Advisory Description The TLS protocol 1.2 and earlier, as used in Mozilla Firefox, Google Chrome, and other products, can encrypt compressed data without properly obfuscating the length of the unencrypted data. This allows man-in-the-middle attackers to obtain plain text HTTP headers by...

K14638: TLS/SSL RC4 vulnerability CVE-2013-2566

Security Advisory Description The RC4 algorithm, as used in the TLS protocol and SSL protocol, has many single-byte biases, which makes it easier for remote attackers to conduct plaintext-recovery attacks via statistical analysis of ciphertext in a large number of sessions that use the same...

K16864: SSL/TLS RC4 vulnerability CVE-2015-2808

Security Advisory Description The RC4 algorithm, as used in the TLS protocol and SSL protocol, does not properly combine state data with key data during the initialization phase, which makes it easier for remote attackers to conduct plaintext-recovery attacks against the initial bytes of a stream...

K16674: TLS vulnerability CVE-2015-4000

Security Advisory Description The TLS protocol 1.2 and earlier, when a DHEEXPORT ciphersuite is enabled on a server but not on a client, does not properly convey a DHEEXPORT choice, which allows man-in-the-middle attackers to conduct cipher-downgrade attacks by rewriting a ClientHello with DHE...

Security Bulletin: Vulnerability in RC4 stream cipher affects IBM FlashSystem 840 and IBM FlashSystem V840, -AE1 models. (CVE-2015-2808)

Summary The RC4 “Bar Mitzvah” Attack for SSL/TLS affects the IBM FlashSystem 840. Vulnerability Details CVEID: CVE-2015-2808 DESCRIPTION: The RC4 algorithm, as used in the TLS protocol and SSL protocol, could allow a remote attacker to obtain sensitive information. An attacker could exploit this...

SUSE CVE-2015-2318

The TLS stack in Mono before 3.12.1 allows man-in-the-middle attackers to conduct message skipping attacks and consequently impersonate clients by leveraging missing handshake state validation, aka a "SMACK SKIP-TLS" issue...

SUSE 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...

SUSE CVE-2018-0487

ARM mbed TLS before 1.3.22, before 2.1.10, and before 2.7.0 allows remote attackers to execute arbitrary code or cause a denial of service buffer overflow via a crafted certificate chain that is mishandled during RSASSA-PSS signature verification within a TLS or DTLS session...

SUSE CVE-2020-13777

GnuTLS 3.6.x before 3.6.14 uses incorrect cryptography for encrypting a session ticket a loss of confidentiality in TLS 1.2, and an authentication bypass in TLS 1.3. The earliest affected version is 3.6.4 2018-09-24 because of an error in a 2018-09-18 commit. Until the first key rotation, the TLS...

SUSE CVE-2020-14929

Alpine before 2.23 silently proceeds to use an insecure connection after a /tls is sent in certain circumstances involving PREAUTH, which is a less secure behavior than the alternative of closing the connection and letting the user decide what they would like to do...

SUSE CVE-2020-15474

In nDPI through 3.2, there is a stack overflow in extractRDNSequence in lib/protocols/tls.c...

Security Bulletin: Multiple Security Vulnerabilities exist in IBM Cognos Express.

Summary There are multiple vulnerabilities in Open Source Apache Tomcat that is used by IBM Cognos Express. Additionally, there are multiple vulnerabilities in IBM® Runtime Environment Java™ Technology Edition, Version 6 that is used by IBM Cognos Express. This bulletin also addresses LOGJAM: The...