Migration's withdrawContribution ignores the exchange between fractional tokens and ETH happened during Buyout attempt

Lines of code Vulnerability details withdrawContribution aims to return the funds to Migration participants. However, it uses initial userProposalFractionsproposalIdmsg.sender and userProposalEthproposalIdmsg.sender records for withdrawal accounting. Real funds structure is different after Buyout...

Migration Module: The assets can be taken by a failed proposal

Lines of code Vulnerability details Impact HIGH - Assets can be stolen directly When there are multiple proposals for a vault, a failed proposal can withdraw the assets. Proof of Concept proof of concept: testMultiProposalpoc The proof of concept shows a scenario alice is taking assets. 1. setup:...

Migration Module: Disable to join, leave, commit by starting a buyout

Lines of code Vulnerability details Impact MED - the function of the protocol could be impacted. Anyone can call Buyout::start to disable to join, leave, commit functions for migration proposal Proof of Concept The Buyout module is unaware of migration module. So, even when some migration is...

Committed Unsuccessful Migration can be settled later on

Lines of code Vulnerability details Impact When committing a migration proposal, it's status is changed to isCommited = true and the buyout starts. After 4 days, the buyout ends. Considering the case it was rejected, its status goes to INACTIVE. Nothing happens to the proposal in the Migration...

Proposal commitment takes all fractional balance in Migration contract

Lines of code Vulnerability details Impact The Migration contract holds all fractional token balance of all proposals. Let's suppose a single vault has multiple proposals going on, and one gets committed. If the target price is satisfied, then a buyout starts // Checks if the current price is...

Migration can be impacted, by frontrunning the commit function call

Lines of code Vulnerability details As part of the migration of a vault, the commit function is called to kickoff the buyout process for the migration. Its possible that any EOA address can initiate a start function on the Buyout module with a very low amount of msg.value and prevent the above...

Call() should be used instead of transfer() on an address payable

Lines of code Vulnerability details Impact Detailed description of the impact of this finding. Proof of concept Migration.sol L 172 Tools Used Recommended Mitigation Steps Use call --- The text was updated successfully, but these errors were encountered: All reactions...

Buyout griefing can block almost all functionalities

Lines of code Vulnerability details Impact Everyone can start a Buyout for a vault by paying only 1 wei. For the next 4 days no other Buyout can start. If someone is fast enough, they can start another griefing buyout as soon as one finishes, meaning that it's possible to block the functionality ...

buyoutPrice precision is lost in Buyout's start and Migration's commit

Lines of code Vulnerability details Buyout's start now determine the price for buyout with the truncation to 1% of supply. When buyout initiator brings in the big enough amount of fractional tokens current formula can yield substantial mispricing of initiator's fractional tokens value, which will...

USN-5513-1: Linux kernel (AWS) vulnerabilities

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code. CVE-2021-3609 Likang Luo discovered that a race condition existed in the Bluetoo...

USN-5513-1 linux-aws vulnerabilities

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code. CVE-2021-3609 Likang Luo discovered that a race condition existed in the Bluetoo...

Failed transfer during migrate could lockup the fund in old terminal

Lines of code Vulnerability details Without require for boolean checking, if to.addToBalanceOfvalue: payableValueprojectId, balance, token, '', bytes''; fail when transfer, migrate will not revert. This could cause the fund to lockup in the old terminal since store.recordMigrationprojectId; will...

Migration to a new terminal allows project to use funding again in same funding cycle

Lines of code Vulnerability details Impact Distribution and overflow allowance can be reused after migration Proof of Concept When migrating to a new terminal only balances are transferred but not usedDistributionLimitOf or usedOverflowAllowanceOf. This means that both of these values will be 0,...

USN-5505-1: Linux kernel vulnerabilities

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code. CVE-2021-3609 Likang Luo discovered that a race condition existed in the Bluetoo...

USN-5505-1 linux-lts-xenial, linux-kvm vulnerabilities

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code. CVE-2021-3609 Likang Luo discovered that a race condition existed in the Bluetoo...

Fedora: Security Advisory for golang-github-rubenv-sql-migrate (FEDORA-2022-fae3ecee19)

The remote host is missing an update for the Copyright C 2022 Greenbone Networks GmbH 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-or-later This program is free software; you can...

Fedora: Security Advisory for golang-github-coredns-corefile-migration (FEDORA-2022-fae3ecee19)

The remote host is missing an update for the Copyright C 2022 Greenbone Networks GmbH 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-or-later This program is free software; you can...

Cloud Complexity Requires a Unified Approach to Assessing Risk

There has been an unprecedented acceleration in the shift to the cloud as a result of the COVID-19 pandemic. McKinsey experts estimate companies have moved to the cloud “24 times faster ... than they thought” over the past two years. As organizations move quickly to scale, drive innovation, and...

Xen information leakage vulnerability

Xen is an open source virtual machine monitor product from the University of Cambridge, UK. It enables different and incompatible operating systems to run on the same computer and supports runtime migration to ensure uptime and avoid downtime. A security vulnerability exists in Xen, which stems...

Security Bulletin: OpenSSL vulnerability affects App Connect professional v7.5.4.

Summary OpenSSL vulnerability is addressed in ACP v7.5.5.0, customer can migrate to this version without incurring any additional cost. Vulnerability Details CVEID:CVE-2022-1292 DESCRIPTION: OpenSSL could allow a remote authenticated attacker to execute arbitrary commands on the system, caused by...