How severe is CVE-2018-16133?

CVE-2018-16133 has a CVSS 3.x base score of 5.3, 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 none, and availability none.

Is CVE-2018-16133 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 39% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16133?

CVE-2018-16133 affects Cybrotech Cybrohttpserver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16133?

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

When was CVE-2018-16133 published?

CVE-2018-16133 was published on 2018-08-29 and last updated on 2026-06-17.

CVE-2018-16133

CVE-2018-16133 is a medium-severity vulnerability in Cybrotech Cybrohttpserver with a CVSS 3.x base score of 5.3. Its EPSS exploit-prediction score of 39% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 39% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Cybrotech Cybrohttpserver
Published: 2018-08-29
Last modified: 2026-06-17

Description

Cybrotech CyBroHttpServer 1.0.3 allows Directory Traversal via a ../ in the URI.

Frequently asked questions

What is CVE-2018-16133?: Cybrotech CyBroHttpServer 1.0.3 allows Directory Traversal via a ../ in the URI.
How severe is CVE-2018-16133?: CVE-2018-16133 has a CVSS 3.x base score of 5.3, 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 none, and availability none.
Is CVE-2018-16133 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 39% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16133?: CVE-2018-16133 affects Cybrotech Cybrohttpserver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16133?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-16133 published?: CVE-2018-16133 was published on 2018-08-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cybrotech:cybrohttpserver:1.0.3:*:*:*:*:*:*:*

More vulnerabilities in Cybrotech Cybrohttpserver

CVE-2018-16134 — Medium (CVSS 6.1): Cybrotech CyBroHttpServer 1.0.3 allows XSS via a URI.

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