How severe is CVE-2023-3395?

CVE-2023-3395 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-3395 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-3395?

CVE-2023-3395 primarily affects Ovarro Tbox Ms-cpu32 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-3395?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-3395 published?

CVE-2023-3395 was published on 2023-07-03 and last updated on 2026-06-17.

CVE-2023-3395

CVE-2023-3395 is a medium-severity vulnerability in Ovarro Tbox Ms-cpu32 Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-312.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-312
Affected product: Ovarro Tbox Ms-cpu32 Firmware
Published: 2023-07-03
Last modified: 2026-06-17

Description

All versions of the TWinSoft Configuration Tool store encrypted passwords as plaintext in memory. An attacker with access to system files could open a file to load the document into memory, including sensitive information associated with document, such as password. The attacker could then obtain the plaintext password by using a memory viewer.

Frequently asked questions

What is CVE-2023-3395?: All versions of the TWinSoft Configuration Tool store encrypted passwords as plaintext in memory. An attacker with access to system files could open a file to load the document into memory, including sensitive information associated with document, such as password. The attacker could then obtain the plaintext password by using a memory viewer.
How severe is CVE-2023-3395?: CVE-2023-3395 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-3395 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-3395?: CVE-2023-3395 primarily affects Ovarro Tbox Ms-cpu32 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-3395?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-3395 published?: CVE-2023-3395 was published on 2023-07-03 and last updated on 2026-06-17.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-180-03

Affected products (5)

cpe:2.3:o:ovarro:tbox_ms-cpu32_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:ovarro:tbox_ms-cpu32-s2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:ovarro:tbox_lt2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:ovarro:tbox_tg2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:ovarro:tbox_rm2_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Ovarro Tbox Ms-cpu32 Firmware

CVE-2021-22648 — High (CVSS 8.8): Ovarro TBox proprietary Modbus file access functions allow attackers to read, alter, or delete the configuration file.
CVE-2021-22646 — High (CVSS 8.8): The “ipk” package containing the configuration created by TWinSoft can be uploaded, extracted, and executed in…
CVE-2021-22650 — High (CVSS 7.5): An attacker may use TWinSoft and a malicious source project file (TPG) to extract files on machine executing Ovarro…
CVE-2021-22644 — High (CVSS 7.5): Ovarro TBox TWinSoft uses the custom hardcoded user “TWinSoft” with a hardcoded key.
CVE-2021-22642 — High (CVSS 7.5): An attacker could use specially crafted invalid Modbus frames to crash the Ovarro TBox system.
CVE-2021-22640 — High (CVSS 7.5): An attacker can decrypt the Ovarro TBox login password by communication capture and brute force attacks.

All CVEs affecting Ovarro Tbox Ms-cpu32 Firmware →

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