What’s Vulnerable › Vulnerabilities

CVE-2023-45277

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-10-19 · updated 2026-06-17
• Weakness: CWE-22

Description

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.

Affected products

• yamcs: 5.8.6

References

• https://github.com/yamcs/yamcs/compare/yamcs-5.8.6...yamcs-5.8.7
• https://www.linkedin.com/pulse/yamcs-vulnerability-assessment-visionspace-technologies
• https://github.com/yamcs/yamcs/compare/yamcs-5.8.6...yamcs-5.8.7
• https://www.linkedin.com/pulse/yamcs-vulnerability-assessment-visionspace-technologies

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