Vulnerability CVE-2019-20049
Published: 2019-12-27

Description:
An issue was discovered on Alcatel-Lucent OmniVista 4760 devices. A remote unauthenticated attacker can chain a directory traversal (which helps to bypass authentication) with an insecure file upload to achieve Remote Code Execution as SYSTEM. The directory traversal is in the __construct() whereas the insecure file upload is in SetSkinImages().

Type:

NVD-CWE-Other

CVSS2 => (AV:N/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
10/10
10/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Al-enterprise -> Omnivista 4760 

 References:
https://git.lsd.cat/g/omnivista-rce
https://packetstormsecurity.com/files/155595/Alcatel-Lucent-Omnivista-8770-Remote-Code-Execution.html
https://www.al-enterprise.com/en/-/media/assets/internet/documents/sa-c0065-ov8770-rce-vulnerability-en.pdf
https://www.exploit-db.com/exploits/47761
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