CVE-2023-1255

The CVE-2023-1255 vulnerability affects OpenSSL’s AES-XTS decryption on 64-bit ARM, where the implementation may read beyond the ciphertext buffer (for ciphertext sizes that are 4 mod 5 in 16-byte blocks), causing a crash and potential denial of service. Affected OpenSSL deployments may crash if ...

CVE-2023-1255

Issue summary: The AES-XTS cipher decryption implementation for 64 bit ARM platform contains a bug that could cause it to read past the input buffer, leading to a crash. Impact summary: Applications that use the AES-XTS algorithm on the 64 bit ARM platform can crash in rare circumstances. The...

Security Bulletin: Vulnerability in RC4 stream cipher affects IBM BladeCenter Switches (CVE-2015-2808)

Summary The RC4 "Bar Mitzvah" Attack for SSL/TLS affects IBM BladeCenter Switches. Vulnerability Details Summary The RC4 "Bar Mitzvah" Attack for SSL/TLS affects IBM BladeCenter Switches. Vulnerability Details CVE-ID: CVE-2015-2808 Description: The RC4 algorithm, as used in the TLS protocol and S...

Goanywhere Encryption helper 7.1.1 - Remote Code Execution Exploit

// Exploit Title: Goanywhere Encryption helper 7.1.1 - Remote Code Execution RCE // Google Dork: title:"GoAnywhere" // Exploit Author: Youssef Muhammad // Vendor Homepage: https://www.goanywhere.com/ // Software Link: https://www.dropbox.com/s/j31l8lgvapbopy3/ga703linuxx64.sh?dl=0 // Version: 7.1...

Goanywhere Encryption helper 7.1.1 - Remote Code Execution (RCE)

// Exploit Title: Goanywhere Encryption helper 7.1.1 - Remote Code Execution RCE // Google Dork: title:"GoAnywhere" // Date: 3/26/2023 // Exploit Author: Youssef Muhammad // Vendor Homepage: https://www.goanywhere.com/ // Software Link:...

Shoggoth - Asmjit Based Polymorphic Encryptor

Shoggoth is an open-source project based on C++ and asmjit library used to encrypt given shellcode, PE, and COFF files polymorphically. Shoggoth will generate an output file that stores the payload and its corresponding loader in an obfuscated form. Since the content of the output is...

Rorschach Ransomware Emerges: Experts Warn of Advanced Evasion Strategies

Cybersecurity researchers have taken the wraps off a previously undocumented ransomware strain called Rorschach that's both sophisticated and fast. "What makes Rorschach stand out from other ransomware strains is its high level of customization and its technically unique features that have not be...

PT-2023-14929 · Fp.Io · Fp.Io Vpp

Name of the Vulnerable Software and Affected Versions: FP.io VPP Vector Packet Processor versions 19.04 through 22.10 Description: The issue is related to the generation of a predictable IV with CBC mode. This affects a wide range of versions of the FP.io VPP Vector Packet Processor...

Security Bulletin: Vulnerability in RC4 stream cipher affects TS2900 (CVE-2015-2808)

Summary The RC4 “Bar Mitzvah” Attack for SSL/TLS affects TS2900. 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 vulnerability to...

Medium: openssl

Issue Overview: AES OCB mode for 32-bit x86 platforms using the AES-NI assembly optimized implementation will not encrypt the entirety of the data under some circumstances. This could reveal sixteen bytes of data that was preexisting in the memory that wasn't written. In the special case of "in...

Amazon Linux 2023 : openssl, openssl-devel, openssl-libs (ALAS2023-2023-054)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2023-054 advisory. AES OCB mode for 32-bit x86 platforms using the AES-NI assembly optimized implementation will not encrypt the entirety of the data under some circumstances. This could reveal sixteen bytes of...

gnutls security and bug fix update

3.7.6-18 - Update gnutls-3.7.8-fips-pct-dh.patch to the upstream version 2168610 3.7.6-17 - Fix timing side-channel in TLS RSA key exchange 2162600 3.7.6-16 - fips: extend PCT to DH key generation 2168610 3.7.6-14 - fips: remove library path checking from FIPS integrity check 2149638 - fips: rena...

Debian: Security Advisory (DSA-2141-2)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2023 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...

Avoid The Randomness From The Sky

This is a plea for cryptography specification authors. If your protocol uses randomness, please make it a deterministic function that takes a fixed-size string of random bytes , and publish known-answer tests for it. This whole issue could really be just the paragraph above, but I feel like I nee...

Updated python-cryptography packages fix security vulnerability

Cipher.updateinto would accept Python objects which implement the buffer protocol, but provide only immutable buffers. This would allow immutable objects such as 'bytes' to be mutated, thus violating fundamental rules of Python and resulting in corrupted output. This now correctly raises an...

K15882: TLS1.x padding vulnerability CVE-2014-8730

Security Advisory Description Incorrect TLS padding may be accepted when terminating TLS 1.x CBC cipher connections. CVE-2014-8730 Impact Attackers may be able to calculate the plaintext of secure connections. Security Advisory Status F5 Product Development has assigned IDs 451218, 450804, and...

K95434410: TMM vulnerability CVE-2019-6629

Security Advisory Description Undisclosed SSL traffic to a virtual server configured with a Client SSL profile may cause TMM to fail and restart. The Client SSL profile must have session tickets enabled and use DHE cipher suites to be affected. This only impacts the data plane, there is no impact...

K90879323: BIG-IP 11.5.4 HF3 regression may modify security configurations

Security Advisory Description F5 has discovered a regression in BIG-IP 11.5.4 HF3, which has the potential to create a security exposure during the installation process. Operating with an abundance of caution, F5 has decided to remove 11.5.4 HF3 from the Downloads site. To correct the regression,...

K16948: Apache Tomcat vulnerability CVE-2007-1858

Security Advisory Description The default SSL cipher configuration in Apache Tomcat 4.1.28 through 4.1.31, 5.0.0 through 5.0.30, and 5.5.0 through 5.5.17 uses certain insecure ciphers, including the anonymous cipher, which allows remote attackers to obtain sensitive information or have other,...

K16903: Microsoft Schannel vulnerability CVE-2015-1637

Security Advisory Description Schannel aka Secure Channel in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 does not properly restrict TLS state...