Ransomware in 2023 recap: 5 key takeaways

This article is based on research by Marcelo Rivero, Malwarebytes’ ransomware specialist, who monitors information published by ransomware gangs on their Dark Web sites. In this report, “known attacks” are those where the victim did not pay a ransom. This provides the best overall picture of...

addRewardToken() does note remove old entries before adding new ones

Lines of code 455, 280, 378, 411 Vulnerability details Each time addRewardToken is called, new entries are added to the array, but doing so does not remove any old entries. By calling the function multiple times, an attacker can can increase their voting power indefinitely, without having to...

addRewardToken() does note remove old entries before adding new ones

Lines of code 455, 280, 378, 411 Vulnerability details Each time addRewardToken is called, new entries are added to the array, but doing so does not remove any old entries. By calling the function multiple times, an attacker can can increase their voting power indefinitely, without having to...

addRewardToken() does note remove old entries before adding new ones

Lines of code 455, 280, 378, 411 Vulnerability details Each time addRewardToken is called, new entries are added to the array, but doing so does not remove any old entries. By calling the function multiple times, an attacker can can increase their voting power indefinitely, without having to...

Cross site request forgery (csrf)

Cross-Site Request Forgery CSRF vulnerability in Infinite Uploads Big File Uploads – Increase Maximum File Upload Size plugin = 2.1.1 versions...

DoS: Auction May Be Made Unusable By An Attacker

Lines of code Vulnerability details Impact When the items of auctionInfoData array is sufficiently high, claimAuction, cancelAllBids, returnHighestBid will all not be able to be called due to the block gas limit rendering all funds locked and auction unusable. auctionInfoData can only ever be add...

TRANSFERING FUNDS TO YOURSELF INCREASES YOUR BALANCE

Lines of code Vulnerability details Impact If transferred to yourself, it will cause your balance to increase, thus growing the token balance infinitely. Proof of Concept File: src/market/WildcatMarketToken.sol 54: transferfrom, to, amount; 74: accountsfrom = fromAccount; 78: accountsto =...

SUSE: Security Advisory (SUSE-SU-2023:4124-1)

The remote host is missing an update for the 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...

CVE-2023-40542

When TCP Verified Accept is enabled on a TCP profile that is configured on a Virtual Server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

F5 BIG-IP 资源管理错误漏洞

F5 BIG-IP is an application delivery platform from F5 that integrates network traffic orchestration, load balancing, intelligent DNS, and remote access policy management. A denial of service vulnerability exists in F5 BIG-IP, which can be exploited by attackers to cause an increase in memory...

M-04 MitigationConfirmed

Lines of code Vulnerability details In the previous implementation RewardableERC20claimAndSyncRewards rewardsPerShare += delta one / totalSupply; Some rewards might be locked inside the contract due to the rounding loss. Mitigation PR 896 Recalculated balanceAfterClaimingRewards to remove the...

open-vm-tools security update

11.0.5-3.0.1 - fix spaces in vmware udev rule for scsi devices Orabug: 24461968 - Fix vmware udev rule in 99-vmware-scsi-timeout.rules file. Orabug: 22815019 - Increase timeout for scsi devices on VMWare guests by adding a udev rule. - Created a new file 99-vmware-scsi-timeout.rules - Modified sp...

QakBot's Endgame: The Final Move Before the Takedown

QakBot's Endgame: The Final Move Before the Takedown By Daksh Kapur, Nico Paulo Yturriaga and Alfred Alvarado · September 06, 2023 Figure 1 Attribution at the bottom Qakbot, known under aliases like QBot, QuakBot, and Pinkslipbot, represents an intricately advanced malware strain that has...

using increaseTotalStakeUncheckpointed() instead of increaseTotalStake() can lead to inconsistent transcoder state

Lines of code Vulnerability details Impact This allows a transcoder to increase their voting power without actually increasing their stake. Proof of Concept The relevant code that uses increaseTotalStakeUncheckpointed and skips transcoder state checkpointing is in the updateTranscoderWithRewards...

5 Effective Web Design Strategies to Increase Your ROI

By Owais Sultan Return on investment ROI is one of the most important metrics in the business landscape, as it captures… This is a post from HackRead.com Read the original post: 5 Effective Web Design Strategies to Increase Your ROI...

GaugeController.sol isn't updated when voting power is delegated, enabling users to arbitrarily increase gauge weight

Lines of code Vulnerability details Impact A malicious user can arbitrarily increase any gauge's weight, resulting in loss of rewards for lenders of other gauges. Proof of Concept Note that the below code snippet from GaugeController.voteforgaugeweights called by users to cast and change votes...

Fixed locking period of 5 years doesn't allow the delegator to withdraw funds for atleast another 5 years

Lines of code Vulnerability details Details Let's first understand how the process of delegation, withdraw and increaseAmount works 1. Rule 1: To delegate to some user A, A.lock.end needs to be longer than msg.sender.lock.end and A.Lock.end block.timestampLock mustn't be expired...

Voting can fail in early stage of voting in case of voter's voting power increase .

Lines of code Vulnerability details Impact Voting may fail in early stage of voting in case of voter's voting power increase . Proof of Concept In CoreVoting.sol , in terms of voting again the logic in vote function looks like this : // if a user has already voted, undo their previous vote. //...

Design/Logic Flaw

mx-chain-go is the official implementation of the MultiversX blockchain protocol, written in golang. When executing a relayed transaction, if the inner transaction failed, it would have increased the inner transaction's sender account nonce. This could have contributed to a limited DoS attack on ...

bad actore can increase gas usage in swapfrom function

Lines of code Vulnerability details Impact bad actor can increase gas in swapfrom function because everytime calling swapfrom function it store new unit and everytime runs the loop for length of it Proof of Concept the swapfrom function includes function setReservesIERC20 memory tokens, uint256...