[Security Nation] James Kettle of PortSwigger on Advancing Web-Attack Research

!\Security Nation\ James Kettle of PortSwigger on Advancing Web-Attack Researchhttps://blog.rapid7.com/content/images/2022/10/securitynationlogo.jpg In this episode of Security Nation, Jen and Tod talk to James Kettle of PortSwigger. Their discussion includes research for new web-attack technique...

Use safeTransferFrom instead of transferFrom()

Lines of code Vulnerability details Impact Although ERC20 standard suggests that a transfer should return true on success, there are tokens that doesn't comply with this. Therefore, the transferFrom call might cause silent failures and will affect the token accounting in this contract. Proof of...

Use safetransfer/safetransferFrom instead of transfer/transferFrom in ERC20

Lines of code Vulnerability details Impact Its a good to checks the return value of token transfer using safetransfer or safetransferFrom on Openzeppelin to ensure the token revert when transfer failure. Failure to do so will cause silent failures of transfer and affect token accountng in contrac...

silent-fotodesign.de Cross Site Scripting vulnerability OBB-2918703

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

service.silent-net.de Cross Site Scripting vulnerability OBB-2916069

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

North Korean Lazarus Hackers Targeting Energy Providers Around the World

A malicious campaign mounted by the North Korea-linked Lazarus Group targeted energy providers around the world, including those based in the United States, Canada, and Japan, between February and July 2022. "The campaign is meant to infiltrate organizations around the world for establishing...

Unsafe downcast

Lines of code Vulnerability details Impact It's possible to generate silent overflows when downcasting. E.g. if the value if bigger than the type being cast, it will overflow starting from zero. Proof of concept For the Price.sol constructor, if observationFrequency is a small value and...

Command injection

A flaw was found in the copying tool nbdcopy of libnbd. When performing multi-threaded copies using asynchronous nbd calls, nbdcopy was blindly treating the completion of an asynchronous command as successful, rather than checking the error parameter. This could result in the silent creation of a...

CVE-2022-0485

A flaw was found in the copying tool nbdcopy of libnbd. When performing multi-threaded copies using asynchronous nbd calls, nbdcopy was blindly treating the completion of an asynchronous command as successful, rather than checking the error parameter. This could result in the silent creation of a...

Use safetransfer/safetransferFrom consistently instead of transfer/transferFrom

Lines of code Vulnerability details Impact Its a good to add require statement to checks the return value of token transfer or using safetransfer or safetransferFrom on Openzeppelin to ensure the token revert when transfer failure. Failure to do so will cause silent failures of transfer and affec...

U.S. Government Offers $10 Million Reward for Information on Conti Ransomware Gang

The U.S. State Department on Thursday announced a $10 million reward for information related to five individuals associated with the Conti ransomware group. The reward offer is also notable for the fact that it marks the first time the face of a Conti associate, known as "Target," has been...

Use safetransfer/safetransferFrom consistently instead of transfer/transferFrom

Lines of code Vulnerability details Impact Its a good to add require statement to checks the return value of token transfer or using safetransfer or safetransferFrom on Openzeppelin to ensure the token revert when transfer failure. Failure to do so will cause silent failures of transfer and affec...

Unchecked Return Value for transfer & transferFrom call

Lines of code Vulnerability details Impact It is good to add a require statement that checks the return value of token transfers or to use something like OpenZeppelin’s safeTransfer/safeTransferFrom unless one is sure the given token reverts in case of a failure. Failure to do so will cause silen...

Microsoft Office Excel Silent Builder Exploit

0day exploit is a program that injects any executable formatted file .exe into the desired word .xls file. The exe is automatically executed when the project file is opened...

silentpcreview.com Cross Site Scripting vulnerability OBB-2705421

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

Upgraded Q -> M from 104 [1656258768065]

Judge has assessed an item in Issue 104 as Medium risk. The relevant finding follows: L01: Silent overflow of fCashAmount Line References Description If a fCashAmount value that is greater than uint88 is passed into the mint function, downcasting it to uint88 will silently overflow. Recommended...

Microsoft Office Project Universal Silent Builder Exploit

0day exploit is a program that injects any executable formatted file .exe into the desired project .mpp file. The exe is automatically executed when the project file is opened...

Microsoft Office Word DOC Silent Arbitrary Code Execution Builder Exploit

0day exploit is a program that injects any executable formatted file .exe into the desired word .doc file...

The Hidden Harm of Silent Patches

Hey all. I'm about to head off to RSAC 2022, but I wanted to jot down some thoughts I've had lately on a particularly squirrelly issue that comes up occasionally in coordinated vulnerability disclosure CVD — the issue of silent patches, and how they tend to help focused attackers and harm IT...

CVE-2021-36368

An issue was discovered in OpenSSH before 8.9. If a client is using public-key authentication with agent forwarding but without -oLogLevel=verbose, and an attacker has silently modified the server to support the None authentication option, then the user cannot determine whether FIDO authenticatio...