CVE-2019-20049
CVSS v3
9.8
CRITICAL
EPSS Score
25.5 %
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
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().
Technical details
- Published
- 2019-12-27
Frequently asked questions
What is CVE-2019-20049?
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().
Is CVE-2019-20049 actively exploited?
Active exploitation of CVE-2019-20049 has not been confirmed. The EPSS score is 25.5%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2019-20049?
CVE-2019-20049 has a CVSS v3 base score of 9.8 (CRITICAL severity).
Is CVE-2019-20049 affecting your environment?
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