How severe is CVE-2023-37857?

CVE-2023-37857 has a CVSS 3.x base score of 3.8, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-37857 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-2023-37857?

CVE-2023-37857 primarily affects Phoenixcontact Wp 6070-wvps Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-37857?

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

When was CVE-2023-37857 published?

CVE-2023-37857 was published on 2023-08-09 and last updated on 2026-06-17.

CVE-2023-37857

CVE-2023-37857 is a low-severity vulnerability in Phoenixcontact Wp 6070-wvps Firmware with a CVSS 3.x base score of 3.8. 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-798.

Key facts

Severity: Low (CVSS 3.x base score 3.8)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Phoenixcontact Wp 6070-wvps Firmware
Published: 2023-08-09
Last modified: 2026-06-17

Description

In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 an authenticated, remote attacker with admin privileges is able to read hardcoded cryptographic keys allowing the attacker to create valid session cookies. These session-cookies created by the attacker are not sufficient to obtain a valid session on the device.

Frequently asked questions

What is CVE-2023-37857?: In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 an authenticated, remote attacker with admin privileges is able to read hardcoded cryptographic keys allowing the attacker to create valid session cookies. These session-cookies created by the attacker are not sufficient to obtain a valid session on the device.
How severe is CVE-2023-37857?: CVE-2023-37857 has a CVSS 3.x base score of 3.8, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-37857 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-2023-37857?: CVE-2023-37857 primarily affects Phoenixcontact Wp 6070-wvps Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-37857?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-37857 published?: CVE-2023-37857 was published on 2023-08-09 and last updated on 2026-06-17.

References

https://cert.vde.com/en/advisories/VDE-2023-018/

Affected products (6)

cpe:2.3:o:phoenixcontact:wp_6070-wvps_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:wp_6101-wxps_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:wp_6121-wxps_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:wp_6156-whps_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:wp_6185-whps_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:wp_6215-whps_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Phoenixcontact Wp 6070-wvps Firmware

CVE-2023-3572 — Critical (CVSS 10.0): In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 a remote, unauthenticated attacker may use an…
CVE-2023-37861 — High (CVSS 8.8): In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 an authenticated remote attacker can execute…
CVE-2023-3573 — High (CVSS 8.8): In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 a remote attacker with low privileges may use…
CVE-2023-3571 — High (CVSS 8.8): In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 a remote attacker with low privileges may use…
CVE-2023-3570 — High (CVSS 8.8): In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 a remote attacker with low privileges may use…
CVE-2023-37862 — High (CVSS 8.2): In PHOENIX CONTACTs WP 6xxx series web panels in versions prior to 4.0.10 an unauthenticated remote attacker can access…

All CVEs affecting Phoenixcontact Wp 6070-wvps Firmware →

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