LGU+ ”111111” was penetrated… Backdoor password was also revealed

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[Exclusive] Dulot at LGU+ ‘111111’
Even the backdoor passwords are proudly revealed.
Reporter Deep Unmi
Modified 2025.10.21. 8.56 pm
Original text of article
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Last August. The year revealed by the American security media outlet ‘Frug’
File of spit group ‘Kim Suki’.
Information and account information of over 8,000 LG U+ servers L
It contains over 10,000 IDs and real names of 167 employees.
It is
‘Account rights’ that are given to employees when they access the work network
The blueprint of the ‘management system’ and the ‘source code’ are available later.
It was released.

U+, which started its own inspection, found 8 serious cases.
I checked one hole.
When an employee wants to access the work network, they receive a text message on their mobile phone.
You need to enter the authentication number you received, just 1 6
You can pass if you get past ‘one day, one day, every time’.
1 The number six is ​​a kind of master key.
The PC entrance page business network is also lax.
‘Baekdo’ can enter administrator mode without race
Wow
There was a ‘backdoor’ in the leaked source code.
It contains up to 3 digits of the password.
Not only has the back door been opened, but the key has already been leaked.
It’s done.
The leaked source code contains the initial setup secrets of the business network business.
The number is not encrypted and is exposed as is.
grow
[Lee Hae-min / National Assembly Committee Member]
“The defense shield is for hackers who installed Red Carpet.
It’s a mess. LG U+ says this is a technical issue
I have a serious insensitivity to security.
Uplus reported hating damage, saying ‘there is no information infringement’
Don’t sit down.

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[T-Science
KTLGU+ Haerim Correspondence Quality
Other..SKT re-evaluation [2025 Bureau]
Thanks Jeong]
KT CEO Kim Young-seop “We will take reasonable responsibility”
LG U+ “The fact of infringement has not yet been confirmed”
Reporter Lee In-ae
2025-10-21 2102.38
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