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Uber has suffered a safety breach that allowed a hacker to interrupt into its community and entry inner firm paperwork and techniques.
The incident, confirmed by the corporate in a cheepand knowledgeable by New York Occasionsit left Uber instructing workers to not use its inner Slack messaging system and resulted in different techniques turning into inaccessible.
The hacker, who has shared screenshots of Uber’s inner techniques to verify his unauthorized entry, claims to be 18 years previous. He says that merely after figuring out a legitimate username and password, he tricked an Uber staffer into granting him entry to inner techniques by bombarding them with a collection of multi-factor authentication (MFA) push notifications.
So-called “MFA fatigue assaults” repeatedly ship spam push notifications to victims till the person is so overwhelmed/irritated/fed up that they merely grant entry to cease them.
Having gained entry by way of the social engineering worker to the Uber VPN, the hacker is said having scanned the corporate community and located a PowerShell script that contained encrypted credentials (doh!) for a Thycotic PAM administrator account, which then helped unlock entry to lots of Uber’s inner techniques.
Uber’s safety workforce is probably not feeling too good proper now, and the hacker poured salt into the wound by posting a message on the corporate’s Slack asserting that the agency had been breached.
Whats up right here
I announce that I’m a hacker and uber has suffered a knowledge breach.
Slack has been stolen, delicate information has additionally been stolen with Confluence, stash and a pair of phabricator monorepos, together with sneaker secrets and techniques.
The reality is, in fact, that many different corporations are most likely prone to falling for the same trick, and will have employees who’ve made the error of encoding login credentials of their PowerShell scripts.
Sadly, some Uber workers assumed the message posted by the hacker was a joke.
Many MFA suppliers permit permission to be granted when receiving a cellphone name and urgent a key, or when accepting a cell app notification. Though this may be handy, hackers can problem a number of MFA requests till your request is lastly accepted.
As beforehand defined by the LAPSUS$ hacking gang, one other group that has taken benefit of MFA fatigue:
Logging in with a password will problem MFA by way of a cellphone name or an authenticator app. There is no such thing as a restrict to the variety of calls you may make although, name the clerk 100 occasions at 1am when you’re attempting to sleep and you may probably be accepted.
Multi-factor authentication is mostly an ideal added degree of safety, however it can’t be applied in isolation from different safety measures, and should even be rigorously configured to maximise the extent of safety it will probably present.
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Uber’s hacker *irritated* his way into its network, stole internal documents • Graham Cluley