NULL Pointer Dereference

Affecting net.lingala.zip4j:zip4j artifact, versions [,2.7.0)

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Overview

net.lingala.zip4j:zip4j is an open source java library to handle zip files.

Affected versions of this package are vulnerable to NULL Pointer Dereference. A ZipFile can be constructed with a null File reference, leading to a null pointer exception on this line when an operation is carried.

Remediation

Upgrade net.lingala.zip4j:zip4j to version 2.7.0 or higher.

References

CVSS Score

5.3
medium severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    None
  • Availability
    Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Credit
Martin D'Aloia
CWE
CWE-476
Snyk ID
SNYK-JAVA-NETLINGALAZIP4J-1074967
Disclosed
15 Feb, 2021
Published
15 Feb, 2021