CVE-2018-1000031

CVE-2018-1000031 is a high-severity vulnerability in Info-zip Unzip 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-787.

Key facts

Description

A heap-based buffer overflow exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service or to possibly achieve code execution.

Frequently asked questions

What is CVE-2018-1000031?
A heap-based buffer overflow exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service or to possibly achieve code execution.
How severe is CVE-2018-1000031?
CVE-2018-1000031 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-2018-1000031 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1000031?
CVE-2018-1000031 affects Info-zip Unzip. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1000031?
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-2018-1000031 published?
CVE-2018-1000031 was published on 2018-02-09 and last updated on 2026-06-17.

References

Affected products (1)

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