CVE-2018-1002202
CVE-2018-1002202 is a medium-severity vulnerability in Zip4j Project Zip4j with a CVSS 3.x base score of 6.5. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 5.8
- EPSS exploit prediction: 13% (96th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Zip4j Project Zip4j
- Published:
- Last modified:
Description
zip4j before 1.3.3 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as 'Zip-Slip'.
Frequently asked questions
- What is CVE-2018-1002202?
- zip4j before 1.3.3 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as 'Zip-Slip'.
- How severe is CVE-2018-1002202?
- CVE-2018-1002202 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2018-1002202 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-1002202?
- CVE-2018-1002202 affects Zip4j Project Zip4j. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-1002202?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-1002202 published?
- CVE-2018-1002202 was published on 2018-07-25 and last updated on 2026-06-17.
References
- https://github.com/snyk/zip-slip-vulnerability
- https://snyk.io/research/zip-slip-vulnerability
- https://snyk.io/vuln/SNYK-JAVA-NETLINGALAZIP4J-31679
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbmu03895en_us
Affected products (1)
- cpe:2.3:a:zip4j_project:zip4j:*:*:*:*:*:*:*:*
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