How severe is CVE-2017-12703?

CVE-2017-12703 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-12703 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-12703?

CVE-2017-12703 primarily affects Westermo Mrd-305-din Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-12703?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-12703 published?

CVE-2017-12703 was published on 2017-08-25 and last updated on 2026-06-17.

CVE-2017-12703

CVE-2017-12703 is a high-severity vulnerability in Westermo Mrd-305-din Firmware with a CVSS 3.x base score of 8.8. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Westermo Mrd-305-din Firmware
Published: 2017-08-25
Last modified: 2026-06-17

Description

A Cross-Site Request Forgery (CSRF) issue was discovered in Westermo MRD-305-DIN versions older than 1.7.5.0, and MRD-315, MRD-355, MRD-455 versions older than 1.7.5.0. The application does not verify whether a request was intentionally provided by the user, making it possible for an attacker to trick a user into making a malicious request to the server.

Frequently asked questions

What is CVE-2017-12703?: A Cross-Site Request Forgery (CSRF) issue was discovered in Westermo MRD-305-DIN versions older than 1.7.5.0, and MRD-315, MRD-355, MRD-455 versions older than 1.7.5.0. The application does not verify whether a request was intentionally provided by the user, making it possible for an attacker to trick a user into making a malicious request to the server.
How severe is CVE-2017-12703?: CVE-2017-12703 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-12703 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-12703?: CVE-2017-12703 primarily affects Westermo Mrd-305-din Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-12703?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-12703 published?: CVE-2017-12703 was published on 2017-08-25 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:o:westermo:mrd-305-din_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:westermo:mrd-315-din_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:westermo:mrd-355-din_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:westermo:mrd-455-din_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Westermo Mrd-305-din Firmware

CVE-2016-5816 — High (CVSS 7.5): A Use of Hard-Coded Cryptographic Key issue was discovered in MRD-305-DIN versions older than 1.7.5.0, and MRD-315,…
CVE-2017-12709 — Medium (CVSS 5.3): A Use of Hard-Coded Credentials issue was discovered in MRD-305-DIN versions older than 1.7.5.0, and MRD-315, MRD-355,…

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