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Wall Street Breakfast

Microsoft sounds alarm on SharePoint attacks

Wall Street Breakfast

Seeking Alpha

Business, Investing, Business News, News

3.8950 Ratings

🗓️ 21 July 2025

⏱️ 6 minutes

🧾️ Download transcript

Summary

Microsoft (MSFT) server software hit by widespread cyberattack. (00:22) London Stock Exchange (LDNXF) considers 24-hour trading to meet retail demand: FT. (01:52) Alaska Airlines resumes operations after tech outage. (02:46)

Episode transcripts seekingalpha.com/wsb.

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Transcript

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0:00.0

Welcome to Seeking Alpha's Wall Street Breakfast, where we cover the top news for investors every morning.

0:08.0

Thanks so much for joining us on this Monday, July 21st. I'm Julie Morgan.

0:13.8

Hackers hit Microsoft, Alaska Airlines grounds flights, and London's market may be pulling an all-nighter.

0:22.2

Microsoft is warning of active attacks targeting its SharePoint server software.

0:27.6

The software is used widely by government agencies and businesses to share documents internally.

0:33.6

The company has issued a security patch to mitigate active attacks targeting on-premises servers

0:39.9

and urge customers to install it immediately to protect against a serious vulnerability.

0:46.0

The attacks described as zero-day exploits target a previously unknown flaw in on-premises versions of SharePoint,

0:57.7

specifically additions from 2016 and 2019.

1:05.7

Microsoft said that SharePoint Online, which is cloud-based, part of Microsoft 365, is not affected.

1:12.3

In an alert, the company said the vulnerability allows an authorized attacker to perform spoofing over a network, potentially disguising themselves as a trusted entity to manipulate systems

1:18.5

or data. The company advised customers unable to apply the fix right away to disconnect their

1:24.5

servers from the internet as a precaution. The FBI confirmed it is aware of

1:30.0

the attacks and is coordinating with federal agencies and private sector partners. According to the

1:36.0

Washington Post, which first reported the breach, the hackers exploited the flaw in recent days

1:41.4

to target U.S. and international agencies and enterprises.

1:46.2

Cybersecurity experts estimate tens of thousands of servers could be at risk.

1:52.2

The London Stock Exchange Group is looking into the possibility of offering 24-hour trading

1:57.8

as interest grows among retail investors for access to the market around the clock.

2:03.3

The Financial Times reported on Sunday that sources familiar with the discussions told the newspaper

2:08.9

that LSEG is evaluating the feasibility of extended or continuous trading hours.

2:15.3

This includes assessing the necessary technology infrastructure and

...

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