Vulnerability CVE-2018-1002203


Published: 2018-07-25

Description:
unzipper npm library before 0.8.13 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'.

Type:

CWE-22

(Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'))

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Unzipper project -> Unzipper 

 References:
https://github.com/snyk/zip-slip-vulnerability
https://github.com/ZJONSSON/node-unzipper/commit/2220ddd5b58f6252069a4f99f9475441ad0b50cd
https://github.com/ZJONSSON/node-unzipper/pull/59
https://snyk.io/research/zip-slip-vulnerability
https://snyk.io/vuln/npm:unzipper:20180415

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