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Docker CVE-2021-33183

HIGH
Path Traversal (CWE-22)
2021-06-01 security@synology.com
7.9
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.9 HIGH
AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None

Lifecycle Timeline

1
CVE Published
Jun 01, 2021 - 14:15 nvd
HIGH 7.9

DescriptionNVD

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability container volume management component in Synology Docker before 18.09.0-0515 allows local users to read or write arbitrary files via unspecified vectors.

AnalysisAI

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability container volume management component in Synology Docker before 18.09.0-0515 allows local users to read or. Rated high severity (CVSS 7.9), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability container volume management component in Synology Docker before 18.09.0-0515 allows local users to read or write arbitrary files via unspecified vectors. Affected products include: Synology Docker. Version information: before 18.09.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.

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CVE-2021-33183 vulnerability details – vuln.today

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