first depositor can drain other depositors

Lines of code Vulnerability details in deposit, when the ratio totalSupply / balance is very high, the amount of the minted shares can round down to zero. Proof of Concept Alice is the first one to deposit in LiquidityPool. she deposits 1 basic unit of the token, therefore minting one lp token...

updating the state

Lines of code Vulnerability details Impact In the Emergency withdraw function userCurrentBonusRatio and durationRatio aren't update which will user clime funds with the wrong ratio Proof of Concept Tools Used Manual Recommended Mitigation Steps set these variables to zero in the EmergencyWithdraw...

first depositor of the insurance fund can drain the other depositors

Lines of code Vulnerability details in deposit, when the ratio totalSupply / balance is very high, the amount of the minted shares can round down to zero. Proof of Concept Alice is the first one to deposit to the insurance fund. she deposits 1 basic unit of vusd 10-6 dollar, therefore minting one...

Basket can be fully drained if the auction is settled within a specific block

Handle Ruhum Vulnerability details Impact The settleAuction function allows someone to settle the auction by transferring funds in a way that the new pending index is fulfilled. As a reward, they are able to take out as many tokens as they want as long as the pending index is fulfilled after that...

Fedora: Security Advisory for python-sport-activities-features (FEDORA-2021-f5fea1fbd3)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

Fedora: Security Advisory for python-sport-activities-features (FEDORA-2021-f3d6913fc5)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

If newRatio > ibRatio after a settlement the protocol could lose its funds.

Handle tensors Vulnerability details Suppose that after a certain settleAuction call we have that newRatio ibRatio. I don't see any reason why this couldn't be possible, going through the math and solving for this condition we can see that: if b ibRatio then newRatio ibRatio assuming...

The Shortfalls of Mean Time Metrics in Cybersecurity

Security teams at mid-sized organizations are constantly faced with the question of "what does success look like?". At ActZero, their continued data-driven approach to cybersecurity invites them to grapple daily with measuring, evaluating, and validating the work they do on behalf of their...

LendingPair.withdrawUniPosition should accrue debt first

Handle cmichel Vulnerability details The LendingPair.withdrawUniPosition function allows the user to withdraw their UniswapV3 pool position NFT again. As the Uniswap position acts as collateral in the protocol, a health check is performed afterwards. However, it does not check the current debt of...

PostAuctionLauncher's liquidity provision can be exploited

Handle cmichel Vulnerability details The PostAuctionLauncher.finalize function takes the raised payment token amounts and uses previously provided auction token amounts to provide liquidity to a Sushiswap pool after an auction has successfully been finalized. It provides this liquidity at a...

Buoy3Pool.safetyCheck is not precise and has some assumptions

Handle cmichel Vulnerability details Vulnerability Details The safetyCheck function has several issues that impact how precise the checks are: 1. only checks if the a/b and a/c ratios are within BASISPOINTS. By transitivity b/c is only within 2 BASISPOINTS if a/b and a/c are in range. For a more...

PYSEC-2021-676

TensorFlow is an end-to-end open source platform for machine learning. An attacker can cause a runtime division by zero error and denial of service in tf.rawops.FractionalAvgPool. This is because the...

EIP-721 / EIP-1155 Re-Entrancy Vulnerability (Resubmission)

Handle 0xsomeone Vulnerability details This submission acts as additional material to the original submission. I would like to note that the "Areas of Review" chapter of the contest explicitly states that "Vaults should always maintain 1:1 ratio..." which the re-entrancy breaks. --- The text was...

[SECURITY] Fedora 32 Update: p7zip-16.02-20.fc32

p7zip is a port of 7za.exe for Unix. 7-Zip is a file archiver with a very h igh compression ratio. The original version can be found at http://www.7-zip.or g/...

[SECURITY] Fedora 34 Update: p7zip-16.02-20.fc34

p7zip is a port of 7za.exe for Unix. 7-Zip is a file archiver with a very h igh compression ratio. The original version can be found at http://www.7-zip.or g/...

Fedora: Security Advisory for upx (FEDORA-2021-acfb7be76e)

The remote host is missing an update for the Copyright C 2021 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 32 : roundcubemail (2020-aeffd92b77)

RELEASE 1.4.6 - Installer: Fix regression in SMTP test section 7417 ---- RELEASE 1.4.5 - Fix bug in extracting required plugins from composer.json that led to spurious error in log 7364 - Fix so the database setup description is compatible with MySQL 8 7340 - Markasjunk: Fix regression in jsevent...

Bisonal: 10 years of play

By Warren Mercer, Paul Rascagneres and Vitor Ventura. Update 06/03/20: added samples from 2020. Executive summary Security researchers detected and exposed the Bisonal malware over the past 10 years. But the Tonto team, the threat actor behind it, didn't stop.The victimology didn't change over...

Fedora: Security Advisory for upx (FEDORA-2020-20cf0743f5)

The remote host is missing an update for the Copyright C 2020 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...

Definitive Dossier of Devilish Debug Details – Part Deux: A Didactic Deep Dive into Data Driven Deductions

In Part One of this blog series, Steve Miller outlined what PDB paths are, how they appear in malware, how we use them to detect malicious files, and how we sometimes use them to make associations about groups and actors. As Steve continued his research into PDB paths, we became interested in...