Is CVE-2017-16743 in the CISA KEV catalog?

No. CVE-2017-16743 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-16743?

CVE-2017-16743 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2017-16743?

CVE-2017-16743 has an EPSS score of 3.11% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2017-16743?

No published fix for CVE-2017-16743 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2017-16743

CRITICALEPSS 86th pctl

9.8

CVSS v3

NVD

Description

An Improper Authorization issue was discovered in PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, and 48xxx Series products running firmware Version 1.0 to 1.32. A remote unauthenticated attacker may be able to craft special HTTP requests allowing an attacker to bypass web-service authentication allowing the attacker to obtain administrative privileges on the device.

CWE-285 CWE-863Incorrect Authorization

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

3.11%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Patch1

ics-cert.us-cert.gov

Other references1

cert.vde.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.