Unsafe token transfer

Handle WatchPug Vulnerability details Calling ERC20.transfer without handling the returned value is unsafe. outputToken.transfermsg.sender, outputTokenBalance; Recommendation Consider using OpenZeppelin's SafeERC20 library with safe versions of transfer functions. --- The text was updated...

wrong withdraw

Handle certora Vulnerability details the comment says that the function should byrn user shares, but it also mints them. in addition, that function transfers tokens from msg.sender to addressthis, but it should be upside down. --- The text was updated successfully, but these errors were...

unchecked return value from transfer()

Handle JMukesh Vulnerability details Impact transfer does not check the return , due which transfer may get failed without reverting . some tokens does not revert on failure , they just return false Proof of Concept Tools Used manual review Recommended Mitigation Steps use safetransferFrom from o...

Unchecked ERC20 transfer call

Handle p4st13r4 Vulnerability details Impact Standard ERC20 tokens return a boolean when transfer method is called. A check should be done to account for ERC20 tokens that are not compliant to the standard. Proof of Concept Relevant lines: 3 Tools Used Editor Recommended Mitigation Steps Check...

OPENSUSE-SU-2021:1595-1 Security update for barrier

This update for barrier fixes the following issues: Updated to version 2.4.0: Barrier now supports client identity verification fixes CVE-2021-42072, CVE-2021-42073. Previously a malicious client could connect to Barrier server without any authentication and send application-level messages. This...

CVE-2021-41451

A misconfiguration in HTTP/1.0 and HTTP/1.1 of the web interface in TP-Link AX10v1 before V1211117 allows a remote unauthenticated attacker to send a specially crafted HTTP request and receive a misconfigured HTTP/0.9 response, potentially leading into a cache poisoning attack...

sendAllocatedYETI() can be called by anyone

Handle jayjonah8 Vulnerability details Impact In TeamAllocation.sol, the sendAllocatedYETI function simply distributes YETI to the team. This is a transfer of value and it currently can be called by anyone as the onlyTeam modifier is not used here. Proof of Concept Tools Used Manual code review...

undertow: potential security issue in flow control over HTTP/2 may lead to DOS

A flaw was found in Undertow. A potential security issue in flow control handling by the browser over http/2 may potentially cause overhead or a denial of service in the server. The highest threat from this vulnerability is availability...

Failed transfer with low level call could be overlooked

Handle harleythedog Vulnerability details Impact There are several places where low level call is used within the contract. In particular, in SavingsAccount.sol, the external withdraw function has the to argument, which is eventually used in this code in transfer: bool success, = to.callvalue:...

NoYield.sol Tokens with fee on transfer are not supported

Handle WatchPug Vulnerability details There are ERC20 tokens that charge fee for every transfer or transferFrom. In the current implementation, NoYield.sollockTokens assumes that the received amount is the same as the transfer amount, and uses it to calculate sharesReceived amounts. As a result, ...

Extension voting threshold check needs to rerun on each transfer

Handle cmichel Vulnerability details The Extension contract correctly reduces votes from the from address of a transfer and adds it to the to address of the transfer in case both of them voted on it before, but it does not rerun the voting logic in voteOnExtension that actually grants the...

undertow: potential security issue in flow control over HTTP/2 may lead to DOS

A flaw was found in Undertow. A potential security issue in flow control handling by the browser over http/2 may potentially cause overhead or a denial of service in the server. The highest threat from this vulnerability is availability...

log4j: improper validation of certificate with host mismatch in SMTP appender

Improper validation of certificate with host mismatch in Apache Log4j SMTP appender. This could allow an SMTPS connection to be intercepted by a man-in-the-middle attack which could leak any log messages sent through that appender. Fixed in Apache Log4j 2.12.3 and 2.13.1...

netty: possible request smuggling in HTTP/2 due missing validation

In Netty io.netty:netty-codec-http2 before version 4.1.60.Final there is a vulnerability that enables request smuggling. If a Content-Length header is present in the original HTTP/2 request, the field is not validated by Http2MultiplexHandler as it is propagated up. This is fine as long as the...

CreditLine.liquidate doesn't transfer borrowed ETH to a lender

Handle hyh Vulnerability details Impact Funds that are acquired from a liquidator and should be sent to a lender are left with the contract instead. The funds aren't lost, but after the fact mitigation will require manual accounting and fund transfer for each CreditLine.liquidate usage. Proof of...

Exploit for Uncontrolled Resource Consumption in Siemens 6Bk1602-0Aa12-0Tp0_Firmware

CVE-2021-44228-docker-example A simple demonstration of CVE-2...

TwabRewards: cancelPromotion() can revert if a promotion tokens applies fee on transfer

Handle GiveMeTestEther Vulnerability details Impact If the promotion token applies transfer fees, the total amount the contract holds will be less than "tokensPerEpoch numberOfEpochs" bcs a part of this amount is the fee = funds + fee, but only the "funds" can be withdrawn. If after each epoch al...

TwabRewards: fee on transfer token as promotion token can make claimRewards() & cancelPromotion() fail

Handle GiveMeTestEther Vulnerability details Vulnerability details Impact If the rewards creator sets a token that applies transfer fees for the promotion token, users won't be able to claim some of their rewards because the claimRewards uses calculateRewardAmount that assumes for each epoch ther...

TwabRewards: fee on transfer token as promotion token can make claimRewards() fail

Handle GiveMeTestEther Vulnerability details Impact If the rewards creator sets a token that applies transfer fees for the promotion token, users won't be able to claim some of their rewards because the claimRewards uses calculateRewardAmount that assumes for each epoch there are...

Support of deflationary / rebasing tokens

Handle pauliax Vulnerability details Impact Deflationary fee on transfer / rebasing tokens are not supported. Because anyone can createPromotion with an arbitrary token, such tokens may be lost forever. Recommended Mitigation Steps Consider checking the actual amounts transferred balance...