How severe is CVE-2019-9201?

CVE-2019-9201 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-9201 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-9201?

CVE-2019-9201 primarily affects Phoenixcontact Ilc 131 Eth Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-9201?

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

When was CVE-2019-9201 published?

CVE-2019-9201 was published on 2019-02-26 and last updated on 2026-06-17.

CVE-2019-9201

CVE-2019-9201 is a critical-severity vulnerability in Phoenixcontact Ilc 131 Eth Firmware with a CVSS 3.x base score of 9.8. 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-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 9.0
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Phoenixcontact Ilc 131 Eth Firmware
Published: 2019-02-26
Last modified: 2026-06-17

Description

Multiple Phoenix Contact devices allow remote attackers to establish TCP sessions to port 1962 and obtain sensitive information or make changes, as demonstrated by using the Create Backup feature to traverse all directories.

Frequently asked questions

What is CVE-2019-9201?: Multiple Phoenix Contact devices allow remote attackers to establish TCP sessions to port 1962 and obtain sensitive information or make changes, as demonstrated by using the Create Backup feature to traverse all directories.
How severe is CVE-2019-9201?: CVE-2019-9201 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-9201 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-9201?: CVE-2019-9201 primarily affects Phoenixcontact Ilc 131 Eth Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-9201?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-9201 published?: CVE-2019-9201 was published on 2019-02-26 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:o:phoenixcontact:ilc_131_eth_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:ilc_131_eth\/xc_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:ilc_151_eth_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:ilc_151_eth\/xc_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:ilc_171_eth_2tx_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:ilc_191_eth_2tx_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:ilc_191_me\/an_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:axc_1050_firmware:-:*:*:*:*:*:*:*

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