Optigo Networks ONS-S8 Spectra Aggregation Switch Weak Authentication

published 2024-10-03 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-41447

cvss: 9.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits: 0; none known

The web server for ONS-S8 - Spectra Aggregation Switch includes an incomplete authentication process, which can lead to an attacker authenticating without a password.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-24-275-01 updated 2024-10-01 cvss 9.1

Optigo Networks ONS-S8 - Spectra Aggregation Switch

Optigo Networks ONS-S8 - Spectra Aggregation Switch <=1.3.7
affected: mitigation “Optigo Networks recommends users always use a unique management VLAN for the port on the ONS-S8 that is used to connect to OneView.”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: 2 y ago (2024-10-04)

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CNA	4.0	9.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CNA	4.0	9.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

Optigo Networks ONS-S8 Spectra Aggregation Switch
optigo ons-s8_firmware

Classification

Weakness

CWE-1390 Weak Authentication

References

cisa.gov /news-events/ics-advisories/icsa-24-275-01

Sources

CVE List CVE-2024-45367
NVD CVE-2024-45367

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary