CVE-2023-36607

published 2023-06-29 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-40552

cvss: 5.3; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits: 0; none known

The affected TBox RTUs are missing authorization for running some API commands. An attacker running these commands could reveal sensitive information such as software versions and web server file contents.

Vendor advisories

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

cisa ICSA-23-180-03 updated 2023-06-29 cvss 5.3

Ovarro TBox RTUs

Ovarro TBox LT2 <= 1.50.598 Ovarro TBox MS-CPU32 <= 1.50.598 Ovarro TBox MS-CPU32-S2 <= 1.50.598 Ovarro TBox RM2 <= 1.50.598 Ovarro TBox TG2 <= 1.50.598
affected: mitigation “Ovarro recommends users update the affected products to the latest version by downloading the newest software version from the Ovarro website in the "Customer Support" section.”

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: partial
Assessed: 23 mo ago (2024-11-26)

Exploit prediction

0.49% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

Ovarro TBox RM2
Ovarro TBox TG2
Ovarro TBox LT2
Ovarro TBox MS-CPU32-S2
Ovarro TBox MS-CPU32
ovarro tbox_rm2
ovarro tbox_tg2
ovarro tbox_lt2
ovarro tbox_ms-cpu32-s2
ovarro tbox_ms-cpu32

Classification

Weakness

CWE-862 Missing Authorization

References

cisa.gov /news-events/ics-advisories/icsa-23-180-03
government-resource, mitigation, third-party-advisory, us-government-resource

Sources

CVE List CVE-2023-36607
NVD CVE-2023-36607

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