GIAC GPEN Exam - Topic 10 Question 65 Discussion

Actual exam question for GIAC's GPEN exam

Question #: 65
Topic #: 10

[All GPEN Questions]

Which of the following ports is used for NetBIOS null sessions?

A130

B139

C143

D131

Show Suggested Answer

Suggested Answer: B

by Cristy at Jan 09, 2025, 08:20 PM

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Denny

3 months ago

Yeah, 139 is the one used for file sharing too.

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Moon

3 months ago

Wait, are we sure about that?

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Cherelle

3 months ago

139 is correct, no doubt about it!

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Dion

4 months ago

I thought it was 130?

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Stephane

4 months ago

It's definitely port 139 for NetBIOS null sessions.

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Jenifer

4 months ago

I recall that 139 is the one for NetBIOS, but I need to double-check that before I commit to it.

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Twana

4 months ago

I’m a bit confused; I thought it might be port 130, but now I’m second-guessing myself.

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Jeffrey

4 months ago

I remember practicing a question about NetBIOS, and I think it was definitely related to port 139 too.

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Yoko

5 months ago

I think NetBIOS null sessions use port 139, but I’m not completely sure.

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Annice

5 months ago

Okay, let me think this through step-by-step. NetBIOS is used for file and printer sharing, and null sessions are unauthenticated connections. I believe the port for that is 139.

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Emerson

5 months ago

I'm a little confused - I thought NetBIOS null sessions used a different port, but I can't recall which one off the top of my head.

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Elena

5 months ago

Ah, I remember learning about this in class. It's definitely port 139, no doubt about it.

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Elouise

5 months ago

Hmm, I'm a bit unsure about this one. I'll have to think it through carefully.

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Dick

5 months ago

I'm pretty sure it's port 139 - that's the standard port for NetBIOS null sessions.

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Laurel

1 year ago

I'll go with B) 139. Though I'm a bit disappointed it's not D) 131 - that would've been a hilarious answer.

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Tracie

1 year ago

B) 139, without a doubt. Gotta love those null sessions, am I right? *winks*

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Earleen

11 months ago

D) 131

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Sherly

11 months ago

B) 139 is correct. Null sessions can be useful for enumeration.

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Ilene

11 months ago

B) 139, without a doubt. Gotta love those null sessions, am I right? *winks*

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Mignon

12 months ago

A) 130

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Alethea

1 year ago

I'm not sure, but I think port 139 makes sense because NetBIOS typically uses that port.

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Alita

1 year ago

I agree with Ezekiel, port 139 is used for NetBIOS null sessions.

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Solange

1 year ago

Hmm, I'm leaning towards B) 139, but I can never keep those NetBIOS ports straight. Maybe I should've paid more attention in class.

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Jackie

1 year ago

User 3: I always get those ports mixed up, but I think B) 139 is correct.

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Elinore

1 year ago

User 2: Yeah, I remember that from class too.

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Kerry

1 year ago

User 1: I think you're right, it's B) 139 for NetBIOS null sessions.

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Ezekiel

1 year ago

I think the answer is B) 139.

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Toi

1 year ago

Definitely B) 139. I remember this from my networking classes. Easy peasy.

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Annamae

1 year ago

I'm pretty sure it's B) 139. That's the classic NetBIOS port, right?

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Minna

1 year ago

Port 139 is the correct answer for NetBIOS null sessions.

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Lashanda

1 year ago

That's correct. Port 139 is the one used for NetBIOS null sessions.

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Lashawna

1 year ago

I think you're right. Port 139 is the classic NetBIOS port.

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Tasia

1 year ago

Yes, you are correct. Port 139 is indeed used for NetBIOS null sessions.

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