What’s Vulnerable › Vulnerabilities
CVE-2019-20049
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 12.8% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2019-12-27 · updated 2026-06-17
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().
Affected products
- Al-Enterprise Omnivista 4760: all versions
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
- 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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