PT-2020-12548 · Hyperledger · Hyperledger Indy Node

Name of the Vulnerable Software and Affected Versions: Hyperledger Indy Node versions prior to 1.12.4 Description: The issue is related to a lack of signature verification on a specific transaction, allowing an attacker to make unauthorized alterations to the ledger. A malicious DID with no...

Hyperledger Indy Node Data Forgery Issue Vulnerability

Indy Node is a distributed Ledger implementation based on indy-plenum Byzantine Fault Tolerance Protocol from the Linux Foundation, USA. Versions of Hyperledger Indy prior to 1.12.4 suffer from a data forgery issue vulnerability that stems from the absence of transaction-specific signature...

Ledger data breach: Hacker leaks stolen database on hacker forum

By Waqas Ledger was involved in a data breach in July 2020 and now a hacker has leaked the data that was stolen 5 months ago. Here's what happened. This is a post from HackRead.com Read the original post: Ledger data breach: Hacker leaks stolen database on hacker forum...

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: I’m speaking at the ISC² Security Congress 2020, November 16, 2020. I’ll be on a panel at the OECD Global Blockchain Policy Forum 2020 on November 17, 2020. The panel is called "Deep Dive: Digital Security and Distributed Ledger...

Remote Code Execution (RCE)

ledger:eoan is vulnerable to remote code execution RCE. An exploitable use-after-free vulnerability exists in the account parsing component of the Ledger-CLI. A specially crafted ledger file can cause a use-after-free vulnerability resulting in arbitrary code execution. An attacker can convince a...

US Postal Service Files Blockchain Voting Patent

The US Postal Service has filed a patent on a blockchain voting method: Abstract: A voting system can use the security of blockchain and the mail to provide a reliable voting system. A registered voter receives a computer readable code in the mail and confirms identity and confirms correct ballot...

US Postal Service Files Blockchain Voting Patent

The US Postal Service has filed a patent on a blockchain voting method: Abstract: A voting system can use the security of blockchain and the mail to provide a reliable voting system. A registered voter receives a computer readable code in the mail and confirms identity and confirms correct ballot...

US Postal Service Files Blockchain Voting Patent

The US Postal Service has filed a patent on a blockchain voting method: Abstract: A voting system can use the security of blockchain and the mail to provide a reliable voting system. A registered voter receives a computer readable code in the mail and confirms identity and confirms correct ballot...

Unspecified Vulnerability in SAP S/4 HANA Fiori UI for General Ledger Accounting

SAP HANA is a set of high-performance real-time data analytics platform from Germany's SAP SAP. The platform provides data query functions to support users to query real-time business data query and analysis. A security vulnerability exists in SAP S/4 HANA Fiori UI for General Ledger Accounting...

CVE-2020-6273

SAP S/4 HANA Fiori UI for General Ledger Accounting, versions 103, 104, does not perform necessary authorization checks for an authenticated user working with attachment service, allowing the attacker to delete attachments due to Missing Authorization Check...

CVE-2020-6273

CVE-2020-6273 affects SAP S/4 HANA with Fiori UI for General Ledger Accounting (versions 103 and 104). The root cause is a missing authorization check in the attachment service, allowing an authenticated user to delete attachments. Impact is defined as unauthorized modification of data via attach...

slp-validate Input Validation Error Vulnerability

slp-validate is a lightweight SLP Simple Ledger Protocol validator with features such as pre-broadcast validation and burn protection. An input validation error vulnerability exists in slp-validate. The vulnerability stems from a network system or product that does not properly validate incoming...

Crypto wallet Ledger data breach; hackers steal 1m emails & other data

By Sudais Asif Ledger has acknowledged that hackers also gained access to 9500 Phone... This is a post from HackRead.com Read the original post: Crypto wallet Ledger data breach; hackers steal 1m emails & other data...

slpjs Input Validation Error Vulnerability

slpjs is a JavaScript library for validating and building the Simple Ledger Protocol SLP. An input validation error vulnerability exists in versions of slpjs prior to 0.21.4. The vulnerability stems from a network system or product that does not properly validate input data...

Ledger SAS Live Code Issue Vulnerability

Ledger SAS Live is a cryptocurrency wallet product from the French company Ledger SAS. A security vulnerability exists in Ledger SAS Live versions prior to 2.7.0. Unprocessed Bitcoin's Replacement of Fees RBF, which increases a user's balance with the value of an unconfirmed transaction immediate...

CVE-2020-12119

Ledger Live before 2.7.0 does not handle Bitcoin's Replace-By-Fee RBF. It increases the user's balance with the value of an unconfirmed transaction as soon as it is received before the transaction is confirmed and does not decrease the balance when it is canceled. As a result, users are exposed t...

CVE-2020-12119

Ledger Live before 2.7.0 does not handle Bitcoin's Replace-By-Fee RBF. It increases the user's balance with the value of an unconfirmed transaction as soon as it is received before the transaction is confirmed and does not decrease the balance when it is canceled. As a result, users are exposed t...

CVE-2020-12119

Ledger Live before version 2.7.0 is affected by an RBF handling flaw: unconfirmed Bitcoin transactions are credited to the user’s balance upon receipt and not deducted if canceled, enabling basic and amplified double-spending and potential DoS attacks without user consent. The vulnerability is do...

CVE-2020-12119

Ledger Live before 2.7.0 does not handle Bitcoin's Replace-By-Fee RBF. It increases the user's balance with the value of an unconfirmed transaction as soon as it is received before the transaction is confirmed and does not decrease the balance when it is canceled. As a result, users are exposed t...

ledger-rest-api-dev (>=0.1.9 <=0.1.10) potentially affected by CVE-2020-11090 via indy-node (=1.0.28)

indy-node PYPI version =1.0.28 is affected by a known vulnerability. The following packages have a transitive dependency on indy-node and may be impacted: - ledger-rest-api-dev =0.1.9, =0.1.10 Source cves: CVE-2020-11090 Source advisory: OSV:PYSEC-2020-47...