วันเสาร์, สิงหาคม 13, 2022
หน้าแรกTechnologyA Slack Bug Exposed Some Users’ Hashed Passwords for 5 A long...

A Slack Bug Exposed Some Users’ Hashed Passwords for 5 A long time

The business conversation system Slack is identified for getting uncomplicated and intuitive to use. But the company said on Friday that one of its small-friction attributes contained a vulnerability, now set, that exposed cryptographically scrambled versions of some users’ passwords. 

When people developed or revoked a link—known as a “shared invite link”—that other folks could use to indicator up for a provided Slack workspace, the command also inadvertently transmitted the link creator’s hashed password to other users of that workspace. The flaw impacted the password of any person who produced or scrubbed a shared invite backlink over a five-year interval, involving April 17, 2017, and July 17, 2022.

Slack, which is now owned by Salesforce, states a protection researcher disclosed the bug to the enterprise on July 17, 2022. The errant passwords weren’t noticeable wherever in Slack, the organization notes, and could have only been apprehended by an individual actively monitoring related encrypted community targeted visitors from Slack’s servers. Although the corporation states it’s not likely that the genuine content of any passwords have been compromised as a final result of the flaw, it notified impacted consumers on Thursday and compelled password resets for all of them. 

Slack explained the problem impacted about .5 percent of its users. In 2019 the company explained it experienced more than 10 million every day lively end users, which would signify about 50,000 notifications. By now, the organization may perhaps have approximately doubled that amount of customers. Some consumers who had passwords exposed during the five a long time could not nonetheless be Slack consumers currently.

“We immediately took actions to put into action a fix and launched an update the similar working day the bug was uncovered, on July 17th, 2022,” the firm stated in a statement. “Slack has knowledgeable all impacted shoppers and the passwords for impacted consumers have been reset.”

The firm did not react to thoughts from WIRED by press time about which hashing algorithm it utilised on the passwords or irrespective of whether the incident has prompted broader assessments of Slack’s password-administration architecture.

“It’s unlucky that in 2022 we’re nonetheless looking at bugs that are obviously the result of failed threat modeling,” suggests Jake Williams, director of cyber-danger intelligence at the stability organization Scythe. “While applications like Slack certainly conduct stability testing, bugs like this that only arrive up in edge case functionality nonetheless get skipped. And naturally, the stakes are quite substantial when it arrives to delicate information like passwords.”

The condition underscores the problem of developing versatile and usable world-wide-web apps that also silo and restrict obtain to large-price details like passwords. If you received a notification from Slack, modify your password, and make sure you have two-aspect authentication turned on. You can also perspective the accessibility logs for your account.

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