CVE-2020-9479

unzip directory traversal

Description

When loading a UDF, a specially crafted zip file could allow files to be placed outside of the UDF deployment directory. This issue affected Apache AsterixDB unreleased builds between commits 580b81aa5e8888b8e1b0620521a1c9680e54df73 and 28c0ee84f1387ab5d0659e9e822f4e3923ddc22d. Note: this CVE may be REJECTed as the issue did not affect any released versions of Apache AsterixDB

References

Link	Tags
https://www.openwall.com/lists/oss-security/2020/08/08/2	third party advisory mailing list
https://lists.apache.org/thread.html/r4cc9cc9c54573babf821c31d5d410fb260d1cd416dc1b225d587be9b%40%3Cdev.asterixdb.apache.org%3E	mailing list

Frequently Asked Questions

What is the severity of CVE-2020-9479?: CVE-2020-9479 has been scored as a medium severity vulnerability.
How to fix CVE-2020-9479?: To fix CVE-2020-9479, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-9479 being actively exploited in the wild?: It is possible that CVE-2020-9479 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-9479?: CVE-2020-9479 affects Apache Software Foundation Apache AsterixDB.

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Description

Category

CWE-22 – Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

References

Frequently Asked Questions