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CVE-2023-45277

Good to know:

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Date: October 18, 2023

Yamcs 5.8.6 is vulnerable to directory traversal (issue 1 of 2). The vulnerability is in the storage functionality of the API and allows one to escape the base directory of the buckets, freely navigate system directories, and read arbitrary files.

Severity Score

Related Resources (5)

https://www.linkedin.com/pulse/yamcs-vulnerability-assessment-visionspace-technologies
https://nvd.nist.gov/vuln/detail/CVE-2023-45277
https://github.com/yamcs/yamcs
https://github.com/yamcs/yamcs/compare/yamcs-5.8.6...yamcs-5.8.7
https://www.mend.io/vulnerability-database/CVE-2023-45277

Severity Score

Weakness Type (CWE)

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

CWE-22

Top Fix

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Upgrade Version

Upgrade to version org.yamcs:yamcs:5.8.7

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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