Adm Zip
CVE-2018-1002204
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V5 - File Handling Path canonicalization, traversal prevention
MITRE ATT&CK
2 techniques across 2 tactics: Discovery, Collection The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 5.5 (MEDIUM). Attack characteristics: local attack vector, low complexity, no privileges required, user interaction required. Public proof-of-concept exploit code is available. |
| Exploit ScenarioDerived | A local attacker with access to the system could access files and directories outside the intended path. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAI
adm-zip npm library before 0.4.9 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. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in npm
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. adm-zip npm library before 0.4.9 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'. Affected products include: Adm-Zip Project Adm-Zip. Version information: before 0.4.9.
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Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
adm-zip npm library before 0.4.9 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'.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Path traversal exploits occur when applications use user-controlled input to construct file system paths without proper validation.
Affected Products (CPE)NVD
Memory exhaustion in the adm-zip Node.js library before 0.6.1 allows remote, unauthenticated attackers to crash or sever
Denial of service in adm-zip 0.6.0 and earlier lets remote attackers terminate the entire Node.js host process by submit
Integrity bypass in adm-zip through 0.6.0 allows an unauthenticated attacker who supplies a crafted ZIP to a validate-th
Memory exhaustion in adm-zip 0.6.0 and earlier allows unauthenticated remote attackers to bypass the library's decompres
adm-zip versions before 0.6.1 can apply attacker-controlled setuid, setgid, or sticky bits when extracting archives with
Symlink-following during ZIP extraction in adm-zip 0.5.9 through 0.6.0 allows a local attacker who can plant a symlink i
An integrity bypass in the Node.js archiving library adm-zip (through version 0.6.1) allows a crafted ZIP to defeat dupl
NVD
CVE.org
EPSS
GitHub
Exploit-DB