[ ǰ]
  
  None

ȳϼ? Դϴ.

ָ ̷ ׷ NC ȭ о (POS ) ȭ Ʈ  ϴ ° ߻Ǿϴ.

̿ ͳ Ʒ ǰ Ͽϴ. Ͻþ ͻ翡  ص ߻ ʵ Ͻñ ٶϴ.

**
1. : н. å ܺ Ʈ(3389,22) / VPN ̿ θ ȾƮ /. Ȯ Ʈ, ֽ

2. : , ̷¼, û / P2P α׷ ̿ ٿε (ȭ ) / е Ʈ 湮

3. ǰ
3-1. ȭ : ü ֽ (ּ ) Ʈ Ʈ
3-2. Ʈ (22,3389) , OTP 2
3-3. VPN + OTP 2
3-4. ټ 
3-5. ( ) PC ̿. и

***** ȭ ( Ʈ/VPN / OTP / / и....) Ź帳ϴ.

Ʒ ѱͳ ǰ Դϴ. ( ߺ)



o ֱ ߻ϰ ־ ö ʿ



ֿ

o () Ͽ ֿ ڷ

- [1] н带 ϰų å ܺο Ʈ(3389, 22)

- [2] θ ϱ VPN Ʈ

- [3] ǰų Ʈ ü Ʈ



o (PC) Ģ ؿ ʾ ֿ ڷ

- [1] , ̷¼, Ǽ ÷()

- [2] P2P α׷ ٿε ֽ ȭ ()

- [3] ̿ Ǽڵ() е Ʈ 湮



o (NAS) Ͽ ֿ ڷ

- [] ⺻ н带 ϰų, Ʈ



ǰ

o ȭ

- ü Ʈ żϰ ׷̵带 ϰ, ſ ü ֿ α׷(, , JAVA ) Ʈ Ȯ

- ⺻ Ʈ(22. 3389) ϰ, OTP ߰ ȭ

- VPN ϴ , 㰡 ڿ ܸ⸸ ֵ ϰ OTP ߰ ȭ

- ټ ϴ Ұ ϵ 

- ֿ PC ֱ ͳݸ и 

- ǰ

Ư Ʒ ̿Ͽ Ǵ ʰ ݵ Ʈ ġ ʿ

(1) Exchange Ʈ ǰ (CVE-2020-0688)

(2) RDP ڵ Ʈ ǰ (CVE-2019-0708)

(3) н/ 迭 ü Sudo ɾ Ʈ ǰ (CVE-2019-14287)

(4) ޽ť VPN ǰ ݿ Ż밡 (CVE-2019-11540)



o PC ȭ

- ǽ Ͽ ϰ ũ Ŭ, ÷ ٿε, ࿡

- P2P α׷ , ٿε Ͽ Ȯ Ȯ* * Ȯڸ (.exe ) , Ǽڵ ɼ Ƿ

- ſ ü ֿ α׷(, Flash, Java ) Ʈ Ȯ

- ֿ ڷ ۼ Ұ , OTP 㰡 ܸ ߰ ȭ



o NAS ȭ

- ġ ⺻ н ݵ

- ڵ Ʈ ȰȭϿ ֽ ߿

- ͳ ϰ, 系  ǰ Ұ , йȣ , Ʈ ö ʿ

Ư Ʒ ̿Ͽ Ǵ ʰ ݵ Ʈ ġ ʿ

(1) QNAP PhotoStation ǰ Ż (CVE-2019-7192 ~ CVE-2019-7195)



o ȭ

- ߿ Ʈũ и ǰ

- ڷ⿡ ؼ DRM ȣȭ ȼַ ǰ

- ϱ н(, ҹ, Ư 8ڸ ̻) ȭ

- ʴ Ʈũ 񽺴 Ȱȭϰ, ΰ ڸ ֵ ȭ  

- ŷ ִ ġ(ֽ , ǽð )ϰ ˻
2020-11-23 08:14:58



   
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