CVE-2019-20047

HIGH

Alcatel-Lucent OmniVista 4760 and 8770 < 4.1.2 - Unauthenticated Credential Exposure via Session File Retrieval

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-20047. PoCs published by 0x1911.

AI-analyzed exploit summary This exploit targets Alcatel-Lucent OmniVista 8770 and 4760 for remote code execution by uploading a PHP webshell via theme manipulation. It also includes LDAP password extraction and modification for authentication bypass.

Description

An issue was discovered on Alcatel-Lucent OmniVista 4760 devices, and 8770 devices before 4.1.2. An incorrect web server configuration allows a remote unauthenticated attacker to retrieve the content of its own session files. Every session file contains the administrative LDAP credentials encoded in a reversible format. Sessions are stored in /sessions/sess_<sessionid>.

Exploits (1)

exploitdb WORKING POC
by 0x1911 · pythonwebappsphp
https://www.exploit-db.com/exploits/47761

This exploit targets Alcatel-Lucent OmniVista 8770 and 4760 for remote code execution by uploading a PHP webshell via theme manipulation. It also includes LDAP password extraction and modification for authentication bypass.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Alcatel-Lucent OmniVista 8770/4760 (all versions, unpatched)
No auth needed
Prerequisites: Network access to the target · LDAP service accessible on port 389 (for 8770) · PHP-based web interface exposed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Third Party Advisory x_refsource_misc
https://git.lsd.cat/g/omnivista-rce
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
https://www.exploit-db.com/exploits/47761

Scores

CVSS v3 7.5
EPSS 0.0271
EPSS Percentile 84.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-522
Status published
Products (2)
al-enterprise/omnivista_4760
al-enterprise/omnivista_8770 < 4.1.12
Published Dec 27, 2019
Tracked Since Feb 18, 2026