How severe is CVE-2018-0646?

CVE-2018-0646 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-0646 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-0646?

CVE-2018-0646 affects Ponsoftware Explzh. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-0646?

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-2018-0646 published?

CVE-2018-0646 was published on 2018-09-04 and last updated on 2026-06-17.

CVE-2018-0646

CVE-2018-0646 is a high-severity vulnerability in Ponsoftware Explzh with a CVSS 3.x base score of 7.8. 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Ponsoftware Explzh
Published: 2018-09-04
Last modified: 2026-06-17

Description

Directory traversal vulnerability in Explzh v.7.58 and earlier allows an attacker to read arbitrary files via unspecified vectors.

Frequently asked questions

What is CVE-2018-0646?: Directory traversal vulnerability in Explzh v.7.58 and earlier allows an attacker to read arbitrary files via unspecified vectors.
How severe is CVE-2018-0646?: CVE-2018-0646 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-0646 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-0646?: CVE-2018-0646 affects Ponsoftware Explzh. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-0646?: 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-2018-0646 published?: CVE-2018-0646 was published on 2018-09-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ponsoftware:explzh:*:*:*:*:*:*:*:*

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