CVE-2023-33477

MEDIUM

Harmonic NSG 9000-6G - Info Disclosure

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-33477. PoCs published by Skr11lex.

AI-analyzed exploit summary The repository describes an unauthorized download vulnerability in Harmonic NSG 9000-6G modulator, allowing remote attackers to access sensitive configuration files without authentication. The config.exp file contains sensitive interfaces and request methods.

Description

In Harmonic NSG 9000-6G devices, an authenticated remote user can obtain source code by directly requesting a special path.

Exploits (1)

nomisec WRITEUP
by Skr11lex · poc
https://github.com/Skr11lex/CVE-2023-33477

The repository describes an unauthorized download vulnerability in Harmonic NSG 9000-6G modulator, allowing remote attackers to access sensitive configuration files without authentication. The config.exp file contains sensitive interfaces and request methods.

Classification
Writeup 90%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Theoretical
Target: Harmonic NSG 9000-6G modulator
No auth needed
Prerequisites: Network access to the target device
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 6.5
EPSS 0.0099
EPSS Percentile 58.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-862
Status published
Products (1)
harmonicinc/nsg_9000-6g_firmware
Published Jun 06, 2023
Tracked Since Feb 18, 2026