PT-2023-4078 · Apple · Apple Macos

Name of the Vulnerable Software and Affected Versions: macOS versions prior to 13.5 Description: A downgrade issue affecting Intel-based Mac computers was addressed with additional code-signing restrictions. This issue may allow an app to determine a user’s current location. The vulnerability is...

Old certificate, new signature: Open-source tools forge signature timestamps on Windows drivers

Cisco Talos has observed threat actors taking advantage of a Windows policy loophole that allows the signing and loading of cross-signed kernel mode drivers with signature timestamp prior to July 29, 2015. Actors are leveraging multiple open-source tools that alter the signing date of kernel mode...

Microsoft Windows Authenticode 安全漏洞

Microsoft Windows Authenticode is a code-signing technology from Microsoft Corporation USA that identifies the publisher of Authenticode-signed software. A security vulnerability exists in Microsoft Windows Authenticode. An attacker exploits this vulnerability to perform spoofing attacks...

Ask Fitis, the Bear: Real Crooks Sign Their Malware

Code-signing certificates are supposed to help authenticate the identity of software publishers, and provide cryptographic assurance that a signed piece of software has not been altered or tampered with. Both of these qualities make stolen or ill-gotten code-signing certificates attractive to...

MSI Data Breach: Private Code Signing Keys Leaked on the Dark Web

The threat actors behind the ransomware attack on Taiwanese PC maker MSI last month have leaked the company's private code signing keys on their dark website. "Confirmed, Intel OEM private key leaked, causing an impact on the entire ecosystem," Alex Matrosov, founder and CEO of firmware security...

MSI Data Breach: Private Code Signing Keys Leaked on the Dark Web

The threat actors behind the ransomware attack on Taiwanese PC maker MSI last month have leaked the company's private code signing keys on their dark website. "Confirmed, Intel OEM private key leaked, causing an impact on the entire ecosystem," Alex Matrosov, founder and CEO of firmware security...

CertVerify - A Scanner That Files With Compromised Or Untrusted Code Signing Certificates

The CertVerify is a tool designed to detect executable files exe, dll, sys that have been signed with untrusted or leaked code signing certificates. The purpose of this tool is to identify potentially malicious files that have been signed using certificates that have been compromised, stolen, or...

Code injection

ShadowsocksX-NG 1.10.0 signs with com.apple.security.get-task-allow entitlements because of CODESIGNINGINJECTBASEENTITLEMENTS...

CVE-2023-27574

ShadowsocksX-NG 1.10.0 is affected by CVE-2023-27574 due to CODE_SIGNING_INJECT_BASE_ENTITLEMENTS that causes signing with com.apple.security.get-task-allow entitlements. The CVSSv3.1 base score is 9.8 (CRITICAL) with network attack vector, no user interaction, and impact to confidentiality, inte...

CVE-2023-27574

ShadowsocksX-NG 1.10.0 signs with com.apple.security.get-task-allow entitlements because of CODESIGNINGINJECTBASEENTITLEMENTS...

PT-2023-21217 · Unknown · Shadowsocksx-Ng

Name of the Vulnerable Software and Affected Versions: ShadowsocksX-NG version 1.10.0 Description: The issue arises from ShadowsocksX-NG 1.10.0 being signed with com.apple.security.get-task-allow entitlements due to CODE SIGNING INJECT BASE ENTITLEMENTS. Recommendations: For ShadowsocksX-NG versi...

Trellix Advanced Research Center Discovers a New Privilege Escalation Bug Class on macOS and iOS

Trellix Advanced Research Center Discovers a New Privilege Escalation Bug Class on macOS and iOS By Trellix · February 21, 2023 This blog was written by Austin Emmitt Introduction Since the first version of iOS on the original iPhone, Apple has enforced careful restrictions on the software that c...

Trellix Advanced Research Center Discovers a New Privilege Escalation Bug Class on macOS and iOS

Trellix Advanced Research Center Discovers a New Privilege Escalation Bug Class on macOS and iOS By Trellix · February 21, 2023 This blog was written by Austin Emmitt Introduction Since the first version of iOS on the original iPhone, Apple has enforced careful restrictions on the software that c...

SUSE CVE-2020-0601

A spoofing vulnerability exists in the way Windows CryptoAPI Crypt32.dll validates Elliptic Curve Cryptography ECC certificates.An attacker could exploit the vulnerability by using a spoofed code-signing certificate to sign a malicious executable, making it appear the file was from a trusted,...

CVE-2023-25718

In ConnectWise Control through 22.9.10032 formerly known as ScreenConnect, after an executable file is signed, additional instructions can be added without invalidating the signature, such as instructions that result in offering the end user a different attacker-controlled executable file. It is...

Privilege escalation

DISPUTED In ConnectWise Control through 22.9.10032 formerly known as ScreenConnect, after an executable file is signed, additional instructions can be added without invalidating the signature, such as instructions that result in offering the end user a different attacker-controlled executable fil...

PT-2023-20270 · Connectwise · Connectwise Control

Name of the Vulnerable Software and Affected Versions: ConnectWise Control versions through 22.9.10032 Description: The issue concerns the cryptographic code signing process in ConnectWise Control. It allows an attacker to add instructions to a signed executable file without invalidating the...

CVE-2023-25718

ConnectWise Control (through 22.9.10032) has a vulnerability where, after an executable is signed, additional instructions can be appended without invalidating the signature, potentially leading to an attacker-controlled executable being offered to the end user for download and execution. Connect...

CVE-2023-25718

In ConnectWise Control through 22.9.10032 formerly known as ScreenConnect, after an executable file is signed, additional instructions can be added without invalidating the signature, such as instructions that result in offering the end user a different attacker-controlled executable file. It is...

CVE-2022-3913

Rapid7 Nexpose and InsightVM versions 6.6.82 through 6.6.177 fail to validate the certificate of the update server when downloading updates. This failure could allow an attacker in a privileged position on the network to provide their own HTTPS endpoint, or intercept communications to the...