How severe is CVE-2017-6872?

CVE-2017-6872 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-6872 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6872?

CVE-2017-6872 primarily affects Siemens Ozw772 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-6872?

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

When was CVE-2017-6872 published?

CVE-2017-6872 was published on 2017-08-08 and last updated on 2026-06-17.

CVE-2017-6872

CVE-2017-6872 is a medium-severity vulnerability in Siemens Ozw772 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-668.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.4
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Siemens Ozw772 Firmware
Published: 2017-08-08
Last modified: 2026-06-17

Description

A vulnerability was discovered in Siemens OZW672 (all versions) and OZW772 (all versions) that could allow an attacker with access to port 21/tcp to access or alter historical measurement data stored on the device.

Frequently asked questions

What is CVE-2017-6872?: A vulnerability was discovered in Siemens OZW672 (all versions) and OZW772 (all versions) that could allow an attacker with access to port 21/tcp to access or alter historical measurement data stored on the device.
How severe is CVE-2017-6872?: CVE-2017-6872 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-6872 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6872?: CVE-2017-6872 primarily affects Siemens Ozw772 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-6872?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-6872 published?: CVE-2017-6872 was published on 2017-08-08 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:siemens:ozw772_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:ozw672_firmware:-:*:*:*:*:*:*:*

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CVE-2024-36140 — Medium (CVSS 6.8): A vulnerability has been identified in OZW672 (All versions < V5.2), OZW772 (All versions < V5.2). The user accounts…
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