CVE-2022-3358 Using a Custom Cipher with NID_undef may lead to NULL encryption

OpenSSL supports creating a custom cipher via the legacy EVPCIPHERmethnew function and associated function calls. This function was deprecated in OpenSSL 3.0 and application authors are instead encouraged to use the new provider mechanism in order to implement custom ciphers. OpenSSL versions 3.0...

Using a Custom Cipher with `NID_undef` may lead to NULL encryption

OpenSSL supports creating a custom cipher via the legacy EVPCIPHERmethnew function and associated function calls. This function was deprecated in OpenSSL 3.0 and application authors are instead encouraged to use the new provider mechanism in order to implement custom ciphers. OpenSSL versions 3.0...

OpenSSL 3.0.0 < 3.0.6 Vulnerability

The version of OpenSSL installed on the remote host is prior to 3.0.6. It is, therefore, affected by a vulnerability as referenced in the 3.0.6 advisory. - OpenSSL supports creating a custom cipher via the legacy EVPCIPHERmethnew function and associated function calls. This function was deprecate...

PT-2022-6154

Name of the Vulnerable Software and Affected Versions OpenSSL versions 3.0.0 through 3.0.5 Description The issue arises from the incorrect handling of legacy custom ciphers in OpenSSL versions 3.0.0 to 3.0.5. When an application uses the deprecated EVP CIPHER meth new function with NID undef, the...

GHSA-6263-X97C-C4GG matrix-js-sdk subject to impersonated messages due to permissive key forwarding

Impact An attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this may be missing in others. This attack is possible due to the matrix-js-sdk implementing a too...

Using a Custom Cipher with NID_undef may lead to NULL encryption

OpenSSL supports creating a custom cipher via the legacy EVPCIPHERmethnew function and associated function calls. This function was deprecated in OpenSSL 3.0 and application authors are instead encouraged to use the new provider mechanism in order to implement custom ciphers. OpenSSL versions 3.0...

Design/Logic Flaw

Matrix iOS SDK allows developers to build iOS apps compatible with Matrix. Prior to version 0.23.19, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this m...

CVE-2022-39257 Matrix iOS SDK vulnerable to impersonation via forwarded Megolm sessions

Matrix iOS SDK allows developers to build iOS apps compatible with Matrix. Prior to version 0.23.19, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this m...

Design/Logic Flaw

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this may be...

UBUNTU-CVE-2022-39249

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this may be...

CVE-2022-39246

matrix-android-sdk2 (Android Matrix SDK) before version 1.5.1 is vulnerable: an attacker collaborating with a malicious homeserver can craft messages that appear from another user due to an overly permissive key-forwarding policy. Starting with 1.5.1, the default key-forwarding policy is stricter...

CVE-2022-39249 Matrix Javascript SDK vulnerable to impersonation via forwarded Megolm sessions

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this may be...

CVE-2022-39249

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this may be...

CVE-2022-39249

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this may be...

A first look at the builder for LockBit 3.0 Black

A few months after the LockBit gang released version 3.0 of its ransomware, LockBit 3.0 Black, the builder for it has been leaked by what seems to be a disgruntled developer. LockBit has been by far the most widely used ransomware in 2022 and the appearance of the builder could make things worse...

Blink1Control2 2.2.7 - Weak Password Encryption Exploit

// Exploit Title: Blink1Control2 2.2.7 - Weak Password Encryption // Exploit Author: p1ckzi // Vendor Homepage: https://thingm.com/ // Software Link: https://github.com/todbot/Blink1Control2/releases/tag/v2.2.7 // Vulnerable Version: blink1control2 !/usr/bin/env node const ArgumentParser =...

Europol and Bitdefender Release Free Decryptor for LockerGoga Ransomware

A decryptor for the LockerGoga ransomware has been made available by Romanian cybersecurity firm Bitdefender in collaboration with Europol, the No More Ransom project, and Zurich law enforcement authorities. Identified in January 2019, LockerGoga drew headlines for its attacks against the Norwegi...

MTN Group: Exposure Of Admin Username & Password

Hello Team, Ther an exposure of your username and password on this subdomain https://engage2.mtnonline.com/nc/ Exposed Credentials uid: "mtnng", passwd: "bd31568138edbfc0552a1ecc6886ea5c", Steps To Reproduce: Visit https://engage2.mtnonline.com/nc/ Now, press CTRL+U to view the source code of thi...

GHSA-JV3G-J58F-9MQ9 JOSE vulnerable to resource exhaustion via specifically crafted JWE

The PBKDF2-based JWE key management algorithms expect a JOSE Header Parameter named p2c PBES2 Count, which determines how many PBKDF2 iterations must be executed in order to derive a CEK wrapping key. The purpose of this parameter is to intentionally slow down the key derivation function in order...

CVE-2021-3711: ASN1_STRING structure contains a buffer holding the string data

In order to decrypt SM2 encrypted data an application is expected to call the API function EVPPKEYdecrypt. Typically an application will call this function twice. The first time, on entry, the "out" parameter can be NULL and, on exit, the "outlen" parameter is populated with the buffer size...