CVE-2023-2091

A vulnerability classified as critical was found in KylinSoft youker-assistant on KylinOS. Affected by this vulnerability is the function adjustcpufreqscalinggoverner. The manipulation leads to os command injection. It is possible to launch the attack on the local host. The exploit has been...

PT-2023-17699 · Kylinsoft · Youker-Assistant

Name of the Vulnerable Software and Affected Versions: KylinSoft youker-assistant versions prior to 3.1.4.13 Description: A critical issue was found in the adjust cpufreq scaling governer function, leading to os command injection. The attack can be launched on the local host. Recommendations: For...

Multi Step upgrades introduce security risk

Lines of code Vulnerability details Impact If Governor upgrades the system using executeDiamondCutProposal function then freezing is removed. This could be a problem where Governor was still not ready to make freezable facet available as shown in POC Proof of Concept 1. Governor discovers a...

The governor can use the replay attack to manipuate the votes in his favor

Lines of code Vulnerability details Impact Detailed description of the impact of this finding. Since the argument of function approveEmergencyDiamondCutAsSecurityCouncilMember does not have the proposalID, a governor can use replay attack to manipulate the votes in his favor, that is, even not...

Governor can rug pull the escrow

Lines of code Vulnerability details Impact Governor can rug pull all GRT held by BridgeEscrow, which is a severe undermining of decentralization. Proof of Concept The governor can approve an arbitrary address to spend any amount from BridgeEscrow, so they can steal all escrowed tokens. Even if th...

Governor can rug all GRT by setting the gateway to her wallet (Governor may be hacked)

Lines of code Vulnerability details Impact Governor can rug all GRT by setting the gateway to her wallet Governor may be hacked. Proof of Concept First, the Governor set the gateway contract to her wallet function setGatewayaddress gw external onlyGovernor requiregw != address0, "INVALIDGATEWAY";...

Design/Logic Flaw

OpenZeppelin Contracts is a library for secure smart contract development. This issue concerns instances of Governor that use the module GovernorVotesQuorumFraction, a mechanism that determines quorum requirements as a percentage of the voting token's total supply. In affected instances, when a...

CVE-2022-31198

OpenZeppelin Contracts: GovernorVotesQuorumFraction vulnerability where lowering quorum could make past defeated proposals executable if votes meet the new quorum. Affected: GovernorVotesQuorumFraction-based governors in OpenZeppelin Contracts. Root cause: quorum is a percentage of total supply, ...

CVE-2022-31198 GovernorVotesQuorumFraction updates to quorum may affect past defeated proposals in @openzeppelin/contracts

OpenZeppelin Contracts is a library for secure smart contract development. This issue concerns instances of Governor that use the module GovernorVotesQuorumFraction, a mechanism that determines quorum requirements as a percentage of the voting token's total supply. In affected instances, when a...

GSD-2022-1002805 cpufreq: governor: Use kobject release() method to free dbs_data

cpufreq: governor: Use kobject release method to free dbsdata This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.18.3 by commit...

Only the state() of the latest proposal can be checked

Lines of code Vulnerability details Impact state function cannot view the state from any proposal except for the latest one. Proof of Concept requireproposalCount = proposalId && proposalId initialProposalId, "GovernorBravo::state: invalid proposal id"; Currently proposalCount needs to be bigger ...

Involve governer to run this function

Lines of code Vulnerability details Impact Governer is an important role in revoking role decision, so it is recommended to involve it by using "onlyGoverner" modifier or using "onlyGovernerOrGaurdian" modifier in calling this function. Proof of Concept Tools Used : Manual analysis Recommended...

Report: Missouri Governor’s Office Responsible for Teacher Data Leak

Missouri Governor Mike Parson made headlines last year when he vowed to criminally prosecute a journalist for reporting a security flaw in a state website that exposed personal information of more than 100,000 teachers. But Missouri prosecutors now say they will not pursue charges following...

Governor can steal funds from vaults

Handle 0x0x0x Vulnerability details reclaimTokens function is as follows function reclaimTokensaddress to, address memory tokens external nonReentrant requirenft 0, ExceptionsLibrary.INITIALIZATION; IProtocolGovernance governance = vaultGovernance.internalParams.protocolGovernance; bool...

Locke.sol:Stream - recoverTokens can bork depositToken balance

Handle ScopeLift Vulnerability details Impact if there's been a flashloan which adds to depositTokenFlashloanFeeAmount which gov can then collect but then recoverTokens is called before governor calls claimFees, then depositToken.balanceOfaddressthis is gonna be off by...

Locke.sol:Stream - arbitraryCall can be used to drain incentive tokens

Handle ScopeLift Vulnerability details Impact Governor can drain incentive balance via arbitraryCall Proof of Concept The Stream contract offers createIncentive and claimIncentive which is the way the contract "expects" incentives to go. Access to claiming incentives is limited to the stream...

Governed.sol: setPendingGov() should use the emergency_governed modifier.

Handle itsmeSTYJ Vulnerability details Impact In the event the governor gets compromised leaked pk, unauthorised remote access, phishing etc., you will not be able to recover it with the emergency governor however if the emergency governor gets compromised, you can still resolve the problem w/ th...

Timelock can be bypassed

Handle WatchPug Vulnerability details The purpose of a Timelock contract is to put a limit on the privileges of the governor, by forcing a two step process with a preset delay time. However, we found that the current implementation actually won't serve that purpose as it allows the governor to...

Excessive privilege for Timelock governor

Handle gzeon Vulnerability details Impact Timelock governor can change delay and gracePeriod at will, which render the timelock useless. function setDelayuint256 delay public onlyRoleGOVERNORROLE, "Must have timelock role" function setGracePerioduint256 gracePeriod public onlyRoleGOVERNORROLE,...

Timelock and events for governor functions

Handle pauliax Vulnerability details Impact There are contracts that contain functions that change important parameters of the system, e.g. OverlayV1Mothership has setOVL, initializeMarket, disableMarket, enableMarket, initializeCollateral, enableCollateral, disableCollateral, adjustGlobalParams...