Vehicle manufacturer GM targeted in credential stuffing attack

Barbie Espinol

Car producer Typical Motors Co. has been targeted in a credential stuffing assault that uncovered the info of some consumers and authorized those driving the assault to redeem rewards factors for gift cards.

In accordance to a May well 16 breach see from GM, the enterprise detected suspicious logins to specified GM on the internet shopper accounts concerning April 11 and April 29. GM also recognized latest redemption of buyer benefits details for reward cards that may well have been performed without having consumer authorization.

GM subsequently suspended the characteristic on the account web site and then notified afflicted prospects, such as telling them to reset their passwords. GM also reported the activity to regulation enforcement.

Indicating that the assault associated credential stuffing, GM reported it thinks unauthorized get-togethers acquired accessibility to shopper login qualifications that had been earlier compromised on non-GM web sites.

Confined personalized information and facts could have been accessed in the assault, including initial and last title, e mail deal with, particular handle, username and aspects of loved ones members tied to an account. Lookup and destination details, auto mileage heritage, company heritage and other motor vehicle-similar data may possibly have also been compromised.

How a lot of buyers were being uncovered to the assault was not disclosed, though Bleeping Computer claimed Monday that the selection in California is under 5,000. It is claimed that GM did not use multifactor authentication for prospects logging into their accounts.

“Exploiting password reuse for credential stuffing is a frequent assault vector for quite a few details breaches and ransomware,” Rajiv Pimplaskar, chief govt of virtual non-public community service provider Dispersive Holdings Inc., informed SiliconANGLE. “To guard against this kind of assaults, the use of multifactor authentication is suggested.”

Chris Clements, vice president of solutions architecture at the information and facts technology services management organization Cerberus Cyber Sentinel Corp., pointed out that multifactor authentication should be the default possibility for any user’s account, specifically for public internet websites that allow for client-selected passwords.

“Not even password complexity needs are more than enough to efficiently overcome credential stuffing as buyers normally reuse the similar password across multiple providers,” Clements discussed. “It doesn’t issue how long or elaborate a password is if it is reused in many spots and stolen from a third get together.”

Image: GM

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